Lewis, J. P. (2007). The project manager's desk reference: Project planning, schedulding, evaluation, control, systems (3. ed.). McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Lewis, James P. The Project Manager's Desk Reference: Project Planning, Schedulding, Evaluation, Control, Systems. 3. ed. New York [u.a.]: McGraw-Hill, 2007.
MLA-Zitierstil (9. Ausg.)Lewis, James P. The Project Manager's Desk Reference: Project Planning, Schedulding, Evaluation, Control, Systems. 3. ed. McGraw-Hill, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.