APA (7th ed.) Citation

Beckman, T. N. (1949). Credits and collection in theory and practice. McGraw-Hill.

Chicago Style (17th ed.) Citation

Beckman, Theodore N. Credits and Collection in Theory and Practice. New York: McGraw-Hill, 1949.

MLA (9th ed.) Citation

Beckman, Theodore N. Credits and Collection in Theory and Practice. McGraw-Hill, 1949.