एपीए उद्धरण

Chopra, P. (1990). Maulana Abdul Kalam Azad: Unfulfilled dreams. Interprint.

शिकागो स्टाइल उद्धरण

Chopra, Pn. Maulana Abdul Kalam Azad: Unfulfilled Dreams. Delhi: Interprint, 1990.

एमएलए उद्धरण

Chopra, Pn. Maulana Abdul Kalam Azad: Unfulfilled Dreams. Interprint, 1990.