APA (7th ed.) Citation

Leenders, M. R., England, W. B., & Fearon, H. E. (1985). Purchasing and materials management (8th ed.). Richard D. Irwin.

Chicago Style (17th ed.) Citation

Leenders, Michiel R., Wilbur B. England, and Harold E. Fearon. Purchasing and Materials Management. 8th ed. Homewood, Ill: Richard D. Irwin, 1985.

MLA (9th ed.) Citation

Leenders, Michiel R., et al. Purchasing and Materials Management. 8th ed. Richard D. Irwin, 1985.