Sorokkin, P. A., & Kumaran Nayar,P.M. (1964). Manusya Vamsattinte Punar Nirmanam. P K B.
Chicago Edition CitationSorokkin, P A., i Kumaran Nayar,P.M. Manusya Vamsattinte Punar Nirmanam. Calicut: P K B, 1964.
Cita MLASorokkin, P A., i Kumaran Nayar,P.M. Manusya Vamsattinte Punar Nirmanam. P K B, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.