APA (7th ed.) Citation

Leonard, E. M., Miles, L. E., & Van der Kar, C. S. (1942). The child at home and school. American Book Company.

Chicago Style (17th ed.) Citation

Leonard, Edith M., Lillian E. Miles, and Catherine S. Van der Kar. The Child at Home and School. New York, Cincinnati [etc]: American Book Company, 1942.

MLA (9th ed.) Citation

Leonard, Edith M., et al. The Child at Home and School. American Book Company, 1942.