Narayana Pillai, R. (1990). Sahakarana Book keeping.
Chicago Style aipamenaNarayana Pillai, R. Sahakarana Book Keeping. 1990.
MLA aipamenaNarayana Pillai, R. Sahakarana Book Keeping. 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
APA aipamena