Dyfyniad APA

Levin, R. I., Kirkpatrick, & Charles Atkinson. (1966). Planning and control with PERT/CPM. McGraw-Hill.

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

Levin, Richard I., et al. Planning and Control with PERT/CPM. McGraw-Hill, 1966.

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