APA (7th ed.) Citation

Watson, J. A. (1984). Commercial roofing systems. Reston.

Chicago Style (17th ed.) Citation

Watson, John A. Commercial Roofing Systems. Reston, Va: Reston, 1984.

MLA (9th ed.) Citation

Watson, John A. Commercial Roofing Systems. Reston, 1984.

Warning: These citations may not always be 100% accurate.