Citação norma APA

(1993). Ecology and environment in India. Library of Congress Office ; Library of Congress Photoduplication Service.

Citação norma Chicago

Ecology and Environment in India. New Delhi : Washington, D.C.: Library of Congress Office ; Library of Congress Photoduplication Service, 1993.

Citação norma MLA

Ecology and Environment in India. Library of Congress Office ; Library of Congress Photoduplication Service, 1993.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.