APA (7th ed.) Zitazioa
ebrary, Inc, & Sisay Asefa. (2005). The economics of sustainable development. W.E. Upjohn Institute for Employment Research.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Sisay Asefa. The Economics of Sustainable Development. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2005.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Sisay Asefa. The Economics of Sustainable Development. W.E. Upjohn Institute for Employment Research, 2005.
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