APA (7th ed.) Citation

Sowers, J. I. (1925). The boy and his vocation. The Manual arts press.

Chicago Style (17th ed.) Citation

Sowers, John Irving. The Boy and His Vocation. Peoria, Ill.: The Manual arts press, 1925.

MLA (8th ed.) Citation

Sowers, John Irving. The Boy and His Vocation. The Manual arts press, 1925.