APA (7th ed.) Citation

Harris, T. L., Creekmore, M., & Greenman, M. H. (1972). Zip! Pop! Go! Economy Co..

Chicago Style (17th ed.) Citation

Harris, Theodore Lester, Mildred Creekmore, and Margaret H. Greenman. Zip! Pop! Go! Oklahoma City: Economy Co., 1972.

MLA (9th ed.) Citation

Harris, Theodore Lester, et al. Zip! Pop! Go! Economy Co., 1972.