APA Style

JR, H, ,, W, T. (1972). THE 1970S: CRITICAL YEARS FOR STEEL . united states of america: D.C. HEATH AND COMPANY.

MLA Style

JR, HOGAN, ,, W., T,. "THE 1970S: CRITICAL YEARS FOR STEEL". united states of america: D.C. HEATH AND COMPANY, 1972. .