एपीए उद्धरण

Sewa Singh. (1994). Indian library and information science literature ( 1990 - 1991). Concept.

शिकागो स्टाइल उद्धरण

Sewa Singh. Indian Library and Information Science Literature ( 1990 - 1991). New Delhi: Concept, 1994.

एमएलए उद्धरण

Sewa Singh. Indian Library and Information Science Literature ( 1990 - 1991). Concept, 1994.