एपीए उद्धरण

Clarke, L., & Buckley, A. (1977). The essence of change. Prentice Hall of India.

शिकागो स्टाइल उद्धरण

Clarke, Liz, और Adrian Buckley. The Essence of Change. New Delhi: Prentice Hall of India, 1977.

एमएलए उद्धरण

Clarke, Liz, और Adrian Buckley. The Essence of Change. Prentice Hall of India, 1977.