APA (7th ed.) Citation

Burrows, W. (1995). Metal standing-seam roofs. American School & University, 68(4), 20.

Chicago Style (17th ed.) Citation

Burrows, Wayne. "Metal Standing-seam Roofs." American School & University 68, no. 4 (1995): 20.

MLA (9th ed.) Citation

Burrows, Wayne. "Metal Standing-seam Roofs." American School & University, vol. 68, no. 4, 1995, p. 20.

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