APA (7th ed.) Citation

Homans, I. S., & Homans, I. S. (1970). A cyclopedia of commerce. Library Editions.

Chicago Style (17th ed.) Citation

Homans, I. Smith, and Isaac Smith Homans. A Cyclopedia of Commerce. New York: Library Editions, 1970.

MLA (9th ed.) Citation

Homans, I. Smith, and Isaac Smith Homans. A Cyclopedia of Commerce. Library Editions, 1970.