एपीए उद्धरण

Williamson, H. F., & Buttrick, J. A. (1964). Economic development and principles. Prentice Hall of India.

शिकागो स्टाइल उद्धरण

Williamson, Harold F., और John A. Buttrick. Economic Development and Principles. New Delhi: Prentice Hall of India, 1964.

एमएलए उद्धरण

Williamson, Harold F., और John A. Buttrick. Economic Development and Principles. Prentice Hall of India, 1964.