APA (7th ed.) Citation

Caswell, H. L. (1942). Education in the elementary school. American Book Co.

Chicago Style (17th ed.) Citation

Caswell, Hollis Leland. Education in the Elementary School. New York, N.Y: American Book Co, 1942.

MLA (9th ed.) Citation

Caswell, Hollis Leland. Education in the Elementary School. American Book Co, 1942.