APA引文

(1997). Industries in Sri Lanka. Library of Congress Office ; Library of Congress Photoduplication Service.

Chicago Style (17th ed.) Citation

Industries in Sri Lanka. New Delhi : Washington, D.C.: Library of Congress Office ; Library of Congress Photoduplication Service, 1997.

MLA引文

Industries in Sri Lanka. Library of Congress Office ; Library of Congress Photoduplication Service, 1997.

警告：這些引文格式不一定是100％准確.