APA (7th ed.) Citation

Cowles, W. H. H. (1947). Algebra for colleges and engineering schools (2nd ed.). D. Van Nostrand Company, Inc.

Chicago Style (17th ed.) Citation

Cowles, William H. H. Algebra for Colleges and Engineering Schools. 2nd ed. New York: D. Van Nostrand Company, Inc, 1947.

MLA (9th ed.) Citation

Cowles, William H. H. Algebra for Colleges and Engineering Schools. 2nd ed. D. Van Nostrand Company, Inc, 1947.