APA (7th ed.) Citation
Weissman, P. R., McFadden, L. A., & Johnson, T. V. (1999). Encyclopedia of the solar system. Academic Press.
Chicago Style (17th ed.) Citation
Weissman, Paul Robert, Lucy-Ann Adams McFadden, and T. V. Johnson. Encyclopedia of the Solar System. San Diego: Academic Press, 1999.
MLA (9th ed.) Citation
Weissman, Paul Robert, et al. Encyclopedia of the Solar System. Academic Press, 1999.
Warning: These citations may not always be 100% accurate.