APA (7th ed.) Citation

Sayigh, A. A., & Backus, C. E. (1977). Solar Energy Engineering. Acad. Pr.

Chicago Style (17th ed.) Citation

Sayigh, A. A., and Charles E. Backus. Solar Energy Engineering. New York <<[u.a.]>>: Acad. Pr, 1977.

MLA (9th ed.) Citation

Sayigh, A. A., and Charles E. Backus. Solar Energy Engineering. Acad. Pr, 1977.