Helm, V. M. (1994). Multi-Faceted Data Collection: The Key to Evaluating School Counselors and Other Support Professionals.
Citazione stile Chigago Style (17a edizione)Helm, Virginia M. Multi-Faceted Data Collection: The Key to Evaluating School Counselors and Other Support Professionals. 1994.
Citatione MLA (9a ed.)Helm, Virginia M. Multi-Faceted Data Collection: The Key to Evaluating School Counselors and Other Support Professionals. 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.