एपीए उद्धरण

Cherunilam, F. (1990). Business environment (2nd ed.). Himalaya publishing house.

शिकागो स्टाइल उद्धरण

Cherunilam, Francis. Business Environment. 2nd ed. Bombay: Himalaya publishing house, 1990.

एमएलए उद्धरण

Cherunilam, Francis. Business Environment. 2nd ed. Himalaya publishing house, 1990.