एपीए उद्धरण

Chhabra, H. K. (1989). Relations of Nations. Surjeet Publications.

शिकागो स्टाइल उद्धरण

Chhabra, H. K. Relations of Nations. Delhi: Surjeet Publications, 1989.

एमएलए उद्धरण

Chhabra, H. K. Relations of Nations. Surjeet Publications, 1989.