APA (7e ed.) Bronvermelding
ebrary, Inc, & Sisay Asefa. (2005). The economics of sustainable development. W.E. Upjohn Institute for Employment Research.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, en Sisay Asefa. The Economics of Sustainable Development. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2005.
MLA (9e ed.) Bronvermelding
ebrary, Inc, en Sisay Asefa. The Economics of Sustainable Development. W.E. Upjohn Institute for Employment Research, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.