Cita APA (7a ed.)
Environmental Law Institute & ebrary, Inc. (1999). Protecting Delaware's natural heritage: Tools for biodiversity conservation. Environmental Law Institute.
Cita Chicago Style (17a ed.)
Environmental Law Institute y Inc ebrary. Protecting Delaware's Natural Heritage: Tools for Biodiversity Conservation. Washington, D.C.: Environmental Law Institute, 1999.
Cita MLA (9a ed.)
Environmental Law Institute y Inc ebrary. Protecting Delaware's Natural Heritage: Tools for Biodiversity Conservation. Environmental Law Institute, 1999.
Precaución: Estas citas no son 100% exactas.