APA

Kranzberg M., Gies J., . (1975). By the sweat of thy brow: work in the Western world. New York: Putnam.

Chicago

Kranzberg Melvin, Gies Joseph, . 1975. By the sweat of thy brow: work in the Western world. New York: Putnam.

Harvard

Kranzberg M., Gies J., . (1975). By the sweat of thy brow: work in the Western world. New York: Putnam.

MLA

Kranzberg Melvin, Gies Joseph, . By the sweat of thy brow: work in the Western world. New York: Putnam. 1975.