Phillips, J. J. (1991). Handbook of training evaluation and measurement methods (2nd ed.). Gulf Pub. Co.
Citazione stile Chigago Style (17a edizione)Phillips, Jack J. Handbook of Training Evaluation and Measurement Methods. 2nd ed. Houston: Gulf Pub. Co, 1991.
Citatione MLA (8a ed.)Phillips, Jack J. Handbook of Training Evaluation and Measurement Methods. 2nd ed. Gulf Pub. Co, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.