Citazione APA

Morgan, W., & Willams, D. D. F. (1980). Structural Mechanics. Pitman Education.

Stile di citazione Chicago

Morgan, W., e D.T Durka Frank Willams. Structural Mechanics. London: Pitman Education, 1980.

Citazione MLA

Morgan, W., e D.T Durka Frank Willams. Structural Mechanics. Pitman Education, 1980.