Gartrell, J. E., Crowder, J., & Callister, J. C. (1992). Earth: The water planet (Rev. ed.). National Science Teachers Association.
Chicago Style (17th ed.) CitationGartrell, Jack E., Jane Crowder, and Jeffrey C. Callister. Earth: The Water Planet. Rev. ed. Arlington, Va.: National Science Teachers Association, 1992.
MLA (8th ed.) CitationGartrell, Jack E., et al. Earth: The Water Planet. Rev. ed. National Science Teachers Association, 1992.
Warning: These citations may not always be 100% accurate.