APA استشهاد

Francis Cherunilam. (2004). Business environment (15 edition.). Himalaya Publishing House.

استشهاد بنمط شيكاغو

Francis Cherunilam. Business Environment. 15 edition. Bombay: Himalaya Publishing House, 2004.

MLA استشهاد

Francis Cherunilam. Business Environment. 15 edition. Himalaya Publishing House, 2004.