Weinland, R. (1959). Manual for selection and training purchasing department trainees. Industrial relations department.
استشهاد بنمط شيكاغوWeinland, RD. Manual for Selection and Training Purchasing Department Trainees. New York: Industrial relations department, 1959.
MLA استشهادWeinland, RD. Manual for Selection and Training Purchasing Department Trainees. Industrial relations department, 1959.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.