APA استشهاد

Newstrom, J. W., William E Reif, & Robert M Monczka. (1975). Contingency approach to management: Readings. Mcgraw Hill.

استشهاد بنمط شيكاغو

Newstrom, John W., William E Reif, و Robert M Monczka. Contingency Approach to Management: Readings. New York: Mcgraw Hill, 1975.

MLA استشهاد

Newstrom, John W., et al. Contingency Approach to Management: Readings. Mcgraw Hill, 1975.