APA (7. basım) Alıntı

Unknown creator; St. Louis University; Parks College of Saint Louis University. (1941). Parks College industrial machine shop.

Chicago Style (17. basım) Atıf

Unknown creator; St. Louis University; Parks College of Saint Louis University. Parks College Industrial Machine Shop. 1941.

MLA (8th ed.) Atıf

Unknown creator; St. Louis University; Parks College of Saint Louis University. Parks College Industrial Machine Shop. 1941.