APA (7th ed.) Citation

Screenhouse (Firm), Open University, Acorn Media (Firm), Hart-Davis, A., Say, L. V., & Bader, P. (2011). The cosmos: A beginner's guide. Acorn Media.

Chicago Style (17th ed.) Citation

Screenhouse (Firm), Open University, Acorn Media (Firm), Adam Hart-Davis, Louise V. Say, and Paul Bader. The Cosmos: A Beginner's Guide. Silver Spring, MD: Acorn Media, 2011.

MLA (9th ed.) Citation

Screenhouse (Firm), et al. The Cosmos: A Beginner's Guide. Acorn Media, 2011.