APA (7th ed.) Citation

Buffa, E. S. (1981). Programmed learning aid for production and operations management (Rev. ed.). Learning Systems.

Chicago Style (17th ed.) Citation

Buffa, Elwood Spencer. Programmed Learning Aid for Production and Operations Management. Rev. ed. Homewood, Ill: Learning Systems, 1981.

MLA (9th ed.) Citation

Buffa, Elwood Spencer. Programmed Learning Aid for Production and Operations Management. Rev. ed. Learning Systems, 1981.