APA (7th ed.) Citation

O'Donnell, M. (1950). Guidebook for The new round about (1950 edition.). Row, Peterson and Company.

Chicago Style (17th ed.) Citation

O'Donnell, Mabel. Guidebook for The New Round About. 1950 edition. Evanston, Illinois ; White Plains, New York: Row, Peterson and Company, 1950.

MLA (8th ed.) Citation

O'Donnell, Mabel. Guidebook for The New Round About. 1950 edition. Row, Peterson and Company, 1950.