Sproull Bob. (2018). Problem Solving, Problem Prevention and Decision Making Guide. Routledge.
Chicago (17e ed.) BronvermeldingSproull Bob. Problem Solving, Problem Prevention and Decision Making Guide. Routledge, 2018.
MLA (9e ed.) BronvermeldingSproull Bob. Problem Solving, Problem Prevention and Decision Making Guide. Routledge, 2018.
Let op: Deze citaties zijn niet altijd 100% accuraat.