Jorgensen, N. (1974). A Study of the evolution of concentration in the Danish pharmaceutical industry. Brussels: Commission of the European Communities.
استشهاد بنمط شيكاغوJorgensen, Niels. A Study of the Evolution of Concentration in the Danish Pharmaceutical Industry. Brussels: Commission of the European Communities, 1974.
MLA استشهادJorgensen, Niels. A Study of the Evolution of Concentration in the Danish Pharmaceutical Industry. Brussels: Commission of the European Communities, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.