Não informado. (1963). Training directors journal. American Society of Training Directors.
Style de citation Chicago (17e éd.)Não informado. Training Directors Journal. Alexandria, Va: American Society of Training Directors, 1963.
Style de citation MLA (8e éd.)Não informado. Training Directors Journal. American Society of Training Directors, 1963.
Attention : ces citations peuvent ne pas être correctes à 100%.