- Brooks, W., & Mehalic, B. (2019). NABCEP PV certification study guide (8th ed.). North American Board of Certified Energy Practitioners (NABCEP).
- Brooks, W., & Dunlop, J. (2011). Photovoltaic (PV) installer resource guide (Version 5.1). North American Board of Certified Energy Practitioners (NABCEP). http://www.nabcep.org
- Dawson, C. C. (2019). The solar panel cleaning business. Soilar Tech. https://soilar.tech/chapter/cover-book/
- Dunlop, J. P. (2012). Photovoltaic systems (3rd ed.). American Technical Publishers. http://www.jimdunlopsolar.com
- Ginsberg, M. (n.d.). Solar photovoltaic power optimization.
- GSES. (2018). USA grid-connected PV systems design and installation (2nd ed.). GSES.
- Holt, M. C. (2020). Article 706: Energy storage systems. Understanding NEC requirements for solar photovoltaic and energy storage systems. Mike Holt Enterprises. http://www.mikeholt.com
- Lebowitz, D., Sundaram, S., & Daly, S. (2024). The BESS book: A cell to grid guide to utility-scale battery energy storage systems.
- Linton, R. (n.d.). Solar sales handbook.
- National Fire Protection Association. (2016). National Electrical Code (NEC), NFPA 70 (2020 ed.). NFPA.
- National Fire Protection Association. (2022). National Electrical Code (NEC), NFPA 70 (2023 ed.). NFPA.
- National Fire Protection Association. (2024). NFPA 70E: Standard for electricity in the workplace. NFPA.
- Occupational Safety and Health Administration. (2012). Occupational safety and health administration regulations. U.S. Department of Labor. http://www.osha.gov
- Occupational Safety and Health Administration. (n.d.). OSHA regulations for ladder safety. Workers Law. https://www.workerslaw.com/legal-articles/osha-regulations-for-ladder-safety/
- Occupational Safety and Health Administration. (n.d.). Employers provide/pay for PPE. https://www.osha.gov/sites/default/files/2022-04/Employers%20Provide_Pay%20for%20PPE.pdf
- Occupational Safety and Health Administration. (n.d.). OSHA general duty clause, Section 5. https://www.osha.gov/laws-regs/oshact/section5-duties
- Occupational Safety and Health Administration. (2013). Safety and health regulations for construction, 29 C.F.R. Part 1926. U.S. Department of Labor. http://www.osha.gov
- Solar Energy International. (2013). Solar electric handbook: Photovoltaic fundamentals and applications (2nd ed.). Pearson Learning Solutions. http://www.solarenergy.org
- Walker, D., Markward, A., Bassett, B., & Bland, G. (2012). Practical PV: An illustrated guide to photovoltaics. Solar Seminars Inc.






































