APA (7th ed.) Citation

Clower, R. W., Graves, P. E., & Sexton, R. L. Intermediate microeconomics.

Chicago Style (17th ed.) Citation

Clower, Robert W., Philip E. Graves, and Robert L. Sexton. Intermediate Microeconomics.

MLA (9th ed.) Citation

Clower, Robert W., et al. Intermediate Microeconomics.