APA

Bowles Joseph E, . (1980). Structural Steel Design. New York: McGraw-Hill.

Chicago

Bowles Joseph E, . 1980. Structural Steel Design. New York: McGraw-Hill.

Harvard

Bowles Joseph E, . (1980). Structural Steel Design. New York: McGraw-Hill.

MLA

Bowles Joseph E, . Structural Steel Design. New York: McGraw-Hill. 1980.