APA استشهاد

BOGNER, W. C., & THOMAS, H. (1992). Competitive Positions of European Firms in the U.S. Pharmaceutical Market. Institutional Knowledge at Singapore Management University.

استشهاد بنمط شيكاغو

BOGNER, William C., و Howard THOMAS. Competitive Positions of European Firms in the U.S. Pharmaceutical Market. Institutional Knowledge at Singapore Management University, 1992.

MLA استشهاد

BOGNER, William C., و Howard THOMAS. Competitive Positions of European Firms in the U.S. Pharmaceutical Market. Institutional Knowledge at Singapore Management University, 1992.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.