एपीए उद्धरण

Jorgensen, N. (1974). A Study of the evolution of concentration in the Danish pharmaceutical industry. Brussels: Commission of the European Communities.

शिकागो स्टाइल उद्धरण

Jorgensen, Niels. A Study of the Evolution of Concentration in the Danish Pharmaceutical Industry. Brussels: Commission of the European Communities, 1974.

एमएलए उद्धरण

Jorgensen, Niels. A Study of the Evolution of Concentration in the Danish Pharmaceutical Industry. Brussels: Commission of the European Communities, 1974.