APA (7th ed.) Citation

O'Donnell, M., Hoopes, F., & Hoopes, M. C. (1957). Round about (Golden anniversary [edition].). Row, Peterson & Company.

Chicago Style (17th ed.) Citation

O'Donnell, Mabel, Florence Hoopes, and Margaret Campbell Hoopes. Round About. Golden anniversary [edition]. Evanston, Illinois ; White Plains, New York: Row, Peterson & Company, 1957.

MLA (8th ed.) Citation

O'Donnell, Mabel, et al. Round About. Golden anniversary [edition]. Row, Peterson & Company, 1957.