SCHNAPPER MEL. (2006). VALU-BASED METRICS FOR IMPROVING RESULTS: AN ENTERPRISE PROJECT MANAGEMENT TOOLKIT. J. ROSS PUBLISHING.
Chicago (17e ed.) BronvermeldingSCHNAPPER MEL. VALU-BASED METRICS FOR IMPROVING RESULTS: AN ENTERPRISE PROJECT MANAGEMENT TOOLKIT. FLORIDA: J. ROSS PUBLISHING, 2006.
MLA (9e ed.) BronvermeldingSCHNAPPER MEL. VALU-BASED METRICS FOR IMPROVING RESULTS: AN ENTERPRISE PROJECT MANAGEMENT TOOLKIT. J. ROSS PUBLISHING, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.