एपीए उद्धरण

Tiwari, D. (1975). Education at the classroom. Chugh Publications.

शिकागो स्टाइल उद्धरण

Tiwari, D.D. Education at the Classroom. Allahabad: Chugh Publications, 1975.

एमएलए उद्धरण

Tiwari, D.D. Education at the Classroom. Chugh Publications, 1975.