Hahn, R. W. (1989). A primer on enviromental policy design. Harwood Academic Publishers.
Cita Chicago Style (17a ed.)Hahn, Robert William. A Primer on Enviromental Policy Design. Chur [Suiza] [etc.]: Harwood Academic Publishers, 1989.
Cita MLA (9a ed.)Hahn, Robert William. A Primer on Enviromental Policy Design. Harwood Academic Publishers, 1989.
Precaución: Estas citas no son 100% exactas.