APA (7th ed.) Citation

American Geological Institute, Earth Science Curriculum Project, & Harris, M. F. (1973). Investigating the earth (Rev. ed.). Houghton Mifflin.

Chicago Style (17th ed.) Citation

American Geological Institute, Earth Science Curriculum Project, and Miles F. Harris. Investigating the Earth. Rev. ed. Boston: Houghton Mifflin, 1973.

MLA (9th ed.) Citation

American Geological Institute, et al. Investigating the Earth. Rev. ed. Houghton Mifflin, 1973.