Παραπομπή APA

Gaylord, E. H. (1968). Structural engineering hanbook. McGraw Hill.

Παραπομπή Chicago Style

Gaylord, Edwin H. Structural Engineering Hanbook. New York: McGraw Hill, 1968.

Παραπομπή MLA

Gaylord, Edwin H. Structural Engineering Hanbook. McGraw Hill, 1968.