Pigors, P., & Pigors, F. Case method in human relations: The incident process.
استشهاد بنمط شيكاغوPigors, Paul, و Faith Pigors. Case Method in Human Relations: The Incident Process.
MLA استشهادPigors, Paul, و Faith Pigors. Case Method in Human Relations: The Incident Process.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.