APA-Zitierstil (7. Ausg.)

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

Chicago-Zitierstil (17. Ausg.)

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

MLA-Zitierstil (8. Ausg.)

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