Não informado. (1963). Training directors journal. American Society of Training Directors.
Cita Chicago Style (17a ed.)Não informado. Training Directors Journal. Alexandria, Va: American Society of Training Directors, 1963.
Cita MLA (8a ed.)Não informado. Training Directors Journal. American Society of Training Directors, 1963.
Precaución: Estas citas no son 100% exactas.