एपीए उद्धरण

Francis Cherunilam. (1997). Business environment (8 edition.). Himalaya Publishing House.

शिकागो स्टाइल उद्धरण

Francis Cherunilam. Business Environment. 8 edition. Bombay: Himalaya Publishing House, 1997.

एमएलए उद्धरण

Francis Cherunilam. Business Environment. 8 edition. Himalaya Publishing House, 1997.