एपीए उद्धरण

Holton,Gerald. (1973). Thematic origins of scientific thought Kepler to Einstein. Harvard University.

शिकागो स्टाइल उद्धरण

Holton,Gerald. Thematic Origins of Scientific Thought Kepler to Einstein. Cambridge: Harvard University, 1973.

एमएलए उद्धरण

Holton,Gerald. Thematic Origins of Scientific Thought Kepler to Einstein. Harvard University, 1973.