The Galactic Club : intelligent life in outer space

MLA

Bracewell, Ronald N. and Gotham Book Mart Collection (University of Pennsylvania). The Galactic Club : intelligent life in outer space. San Francisco : San Francisco Book Co., 1976.

APA

Bracewell, R. & Gotham Book Mart Collection (University of Pennsylvania). (1976). The Galactic Club : intelligent life in outer space. San Francisco : San Francisco Book Co..

Chicago

Bracewell, Ronald N. and Gotham Book Mart Collection (University of Pennsylvania). The Galactic Club : intelligent life in outer space. San Francisco : San Francisco Book Co., 1976.