APA-viite (7. p.)

Timms, H. L., & Pohlen, M. F. (1970). The production function in business: Decision systems for production and operations management (3d ed.). R. D. Irwin.

Chicago-viite (17. p.)

Timms, Howard L., ja Michael F. Pohlen. The Production Function in Business: Decision Systems for Production and Operations Management. 3d ed. Homewood, Ill.: R. D. Irwin, 1970.

MLA-viite (8. p.)

Timms, Howard L., ja Michael F. Pohlen. The Production Function in Business: Decision Systems for Production and Operations Management. 3d ed. R. D. Irwin, 1970.