Style de citation APA

Wadsworth, R., & Treweek, J. . O. (1999). Geographical information systems for ecology: An introduction. Longman.

Style de citation Chicago

Wadsworth, Richard, et J O. Treweek. Geographical Information Systems for Ecology: An Introduction. London: Longman, 1999.

Style de citation MLA

Wadsworth, Richard, et J O. Treweek. Geographical Information Systems for Ecology: An Introduction. Longman, 1999.

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