एपीए उद्धरण

Kumar Krihan. (1980). Refernce service (2.). UP.

शिकागो स्टाइल उद्धरण

Kumar Krihan. Refernce Service. 2. UP, 1980.

एमएलए उद्धरण

Kumar Krihan. Refernce Service. 2. UP, 1980.