APA aipamena

Girjakumar & Krishankumar. (1983). Philosophy of user Education. Vikas.

Chicago Style aipamena

Girjakumar and Krishankumar. Philosophy of User Education. Vikas, 1983.

MLA aipamena

Girjakumar and Krishankumar. Philosophy of User Education. Vikas, 1983.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.