APA

Libby J. R., Perkins D. N., . (1976). Modern prestressed concrete : design principles and construction methods. New York: Grantville.

Chicago

Libby James R, Perkins David N, . 1976. Modern prestressed concrete : design principles and construction methods. New York: Grantville.

Harvard

Libby J. R., Perkins D. N., . (1976). Modern prestressed concrete : design principles and construction methods. New York: Grantville.

MLA

Libby James R, Perkins David N, . Modern prestressed concrete : design principles and construction methods. New York: Grantville. 1976.