एपीए उद्धरण

Geikie, J. (1940). Structural and Filed Geology. Oliver&Boyd.

शिकागो स्टाइल उद्धरण

Geikie, James. Structural and Filed Geology. London: Oliver&Boyd, 1940.

एमएलए उद्धरण

Geikie, James. Structural and Filed Geology. Oliver&Boyd, 1940.