Structural systems.

MLA

Cowan, H.J, and F Wilson. Structural Systems. [S.l.]: Van Nostrand Reinhold company, .

APA

Cowan, H., & Wilson, F. (.). Structural systems. [S.l.]: Van Nostrand Reinhold company.

Chicago

Cowan, H.J., and F Wilson. Structural Systems. [S.l.]: Van Nostrand Reinhold company, ..