एपीए उद्धरण

Francis Cherunilam. (2011). Business environment: Text and cases (20 Edition.).

शिकागो स्टाइल उद्धरण

Francis Cherunilam. Business Environment: Text and Cases. 20 Edition. Himalaya Publishing House, Mumbai, 2011.

एमएलए उद्धरण

Francis Cherunilam. Business Environment: Text and Cases. 20 Edition. 2011.