APA (7th ed.) Citation

Sellers, J. J., Larson, W. J., Astore, W. J., Shute, A., & Gay, D. (1994). Understanding space: An introduction to astronautics. McGraw-Hill.

Chicago Style (17th ed.) Citation

Sellers, Jerry Jon, Wiley J. Larson, William J. Astore, Anita Shute, and Dale Gay. Understanding Space: An Introduction to Astronautics. New York: McGraw-Hill, 1994.

MLA (9th ed.) Citation

Sellers, Jerry Jon, et al. Understanding Space: An Introduction to Astronautics. McGraw-Hill, 1994.