Dyfyniad APA

Levin, R. I., & Kirkpatrick, C. A. (1966). Planning and control with PERT/CPM. McGraw-Hill ; Tata McGraw-Hill.

Dyfyniad Arddull Chicago

Levin, Richard I., and Charles Atkinson Kirkpatrick. Planning and Control with PERT/CPM. New York ; New Delhi: McGraw-Hill ; Tata McGraw-Hill, 1966.

Dyfyniad MLA

Levin, Richard I., and Charles Atkinson Kirkpatrick. Planning and Control with PERT/CPM. McGraw-Hill ; Tata McGraw-Hill, 1966.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.