APA aipamena

ISI. (1974). Indian standard guide for preparation and production of text books. Indian standards Institution.

Chicago Style aipamena

ISI. Indian Standard Guide for Preparation and Production of Text Books. London: Indian standards Institution, 1974.

MLA aipamena

ISI. Indian Standard Guide for Preparation and Production of Text Books. Indian standards Institution, 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.