Sorokkin, P. A., & Kumaran Nayar,P.M. (1964). Manusya Vamsattinte Punar Nirmanam. P K B.
Chicago Style aipamenaSorokkin, P A., and Kumaran Nayar,P.M. Manusya Vamsattinte Punar Nirmanam. Calicut: P K B, 1964.
MLA aipamenaSorokkin, P A., and Kumaran Nayar,P.M. Manusya Vamsattinte Punar Nirmanam. P K B, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.