एपीए उद्धरण

Estey, J. A. (1956). Business cycles: Their nature, cause, and control. Englewood Cliffs: Prentice-Hall.

शिकागो स्टाइल उद्धरण

Estey, James Arthur. Business Cycles: Their Nature, Cause, and Control. Englewood Cliffs: Prentice-Hall, 1956.

एमएलए उद्धरण

Estey, James Arthur. Business Cycles: Their Nature, Cause, and Control. Englewood Cliffs: Prentice-Hall, 1956.