Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.