Moore, C. B., Eadie, E. O., & Peck, G. (1950). Worfing and Playing (1a. ed.). Charles Scribner's Sons.

Moore, Clyde B., Eleanor O. Eadie, and Gladys Peck. Worfing and Playing. 1a. ed. New York: Charles Scribner's Sons, 1950.

Moore, Clyde B., et al. Worfing and Playing. 1a. ed. Charles Scribner's Sons, 1950.