APA (7th ed.) Citation

Root, D. E., Partington, W. M., & Lotspeich, L. (1980). Solar heating for swimming pools. Florida Conservation Foundation.

Chicago Style (17th ed.) Citation

Root, Douglass E., William M. Partington, and Lowell Lotspeich. Solar Heating for Swimming Pools. Winter Park, Fla.: Florida Conservation Foundation, 1980.

MLA (9th ed.) Citation

Root, Douglass E., et al. Solar Heating for Swimming Pools. Florida Conservation Foundation, 1980.