APA Citation

Clifford, T. (2009). Rourke\'s world of science encyclopedia: Astronomy and space [vol.7]. Rourke Pulishing LLC.

Chicago Style Citation

Clifford, Tim. Rourke\'s World of Science Encyclopedia: Astronomy and Space [vol.7]. Rourke Pulishing LLC, 2009.

MLA Citation

Clifford, Tim. Rourke\'s World of Science Encyclopedia: Astronomy and Space [vol.7]. Rourke Pulishing LLC, 2009.

Warning: These citations may not always be 100% accurate.