Style de citation APA (7e éd.)

Dasmann, R. (1973). A system for defining and classifyng natural regions for purposes of conservation. IUCN.

Style de citation Chicago (17e éd.)

Dasmann, R.F. A System for Defining and Classifyng Natural Regions for Purposes of Conservation. Morges, Switzerland: IUCN, 1973.

Style de citation MLA (9e éd.)

Dasmann, R.F. A System for Defining and Classifyng Natural Regions for Purposes of Conservation. IUCN, 1973.

Attention : ces citations peuvent ne pas être correctes à 100%.