APA Citation

Earth Science Curriculum Project, & American Geological Institute. (1973). Investiguemos la tierra. Bogotá, Colombia: Editorial Norma.

Chicago Style Citation

Earth Science Curriculum Project, and American Geological Institute. Investiguemos La Tierra. Bogotá, Colombia: Editorial Norma, 1973.

MLA Citation

Earth Science Curriculum Project, and American Geological Institute. Investiguemos La Tierra. Bogotá, Colombia: Editorial Norma, 1973.

Warning: These citations may not always be 100% accurate.