APA aipamena

Sewa Singh. (1986). Reference service in academic libraries in India.

Chicago Style aipamena

Sewa Singh. Reference Service in Academic Libraries in India. New Delhi, Ess Ess, 1986.

MLA aipamena

Sewa Singh. Reference Service in Academic Libraries in India. 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.