Style de citation APA

Bless, R. C. (2013). Discovering the cosmos (2nd ed.). University Science Books.

Style de citation Chicago

Bless, Robert C. Discovering the Cosmos. 2nd ed. Mill Valley, Calif.: University Science Books, 2013.

Style de citation MLA

Bless, Robert C. Discovering the Cosmos. 2nd ed. University Science Books, 2013.

Attention : ces citations peuvent ne pas être correctes à 100%.