MLA

Hofman, H. O. Metallurgie of Zinc and Cadmium. first edition New York: McGraw-Hill Book Company Inc., 1922.

APA

Hofman, H. O. (1922). Metallurgie of zinc and cadmium. first edition New York: McGraw-Hill Book Company Inc.

Chicago

Hofman, H. O. Metallurgie of Zinc and Cadmium. first edition New York: McGraw-Hill Book Company Inc., 1922.