Παραπομπή APA

Opschoor,, J. B. (2004). Biodiversity, sustainable development and economic analysis. CDS.

Παραπομπή Chicago Style

Opschoor,, J.Hans B. Biodiversity, Sustainable Development and Economic Analysis. Thiruvananthapuram: CDS, 2004.

Παραπομπή MLA

Opschoor,, J.Hans B. Biodiversity, Sustainable Development and Economic Analysis. CDS, 2004.