Levin, R. I., Kirkpatrick, & Charles Atkinson. (1966). Planning and control with PERT/CPM. McGraw-Hill.
Chicago Style citaatLevin, Richard I., Kirkpatrick, en Charles Atkinson. Planning and Control with PERT/CPM. New York: McGraw-Hill, 1966.
MLA citatieLevin, Richard I., et al. Planning and Control with PERT/CPM. McGraw-Hill, 1966.
Let op: Deze citaties zijn niet altijd 100% accuraat.