एपीए उद्धरण

Barker, T. M. (1972). Fredarick the great and the making of Prussia.

शिकागो स्टाइल उद्धरण

Barker, Thomas M. Fredarick the Great and the Making of Prussia. New York, 1972.

एमएलए उद्धरण

Barker, Thomas M. Fredarick the Great and the Making of Prussia. 1972.