APA aipamena

(1989). Annual Report: 1988-89. TRGRI.

Chicago Style aipamena

Annual Report: 1988-89. Trivandrum: TRGRI, 1989.

MLA aipamena

Annual Report: 1988-89. TRGRI, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.