Tiwary,Purushotham. (2014). Library Classification. A.P.H.Publishing Corp.
Chicago Edition CitationTiwary,Purushotham. Library Classification. New Delhi: A.P.H.Publishing Corp, 2014.
Cita MLATiwary,Purushotham. Library Classification. A.P.H.Publishing Corp, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.