एपीए उद्धरण

Arny, T. T., & Thomas T. Arny. (2008). Explorations: An introduction to astronomy. New York, NY: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Arny, Thomas T., और Thomas T. Arny. Explorations: An Introduction to Astronomy. New York, NY: McGraw-Hill, 2008.

एमएलए उद्धरण

Arny, Thomas T., और Thomas T. Arny. Explorations: An Introduction to Astronomy. New York, NY: McGraw-Hill, 2008.