एपीए उद्धरण

Diffie, B. W. (1977). Foundations of the Portuguese empire, 1415-1580. Minneapolis: University of Minnesota Press.

शिकागो स्टाइल उद्धरण

Diffie, Bailey W. Foundations of the Portuguese Empire, 1415-1580. Minneapolis: University of Minnesota Press, 1977.

एमएलए उद्धरण

Diffie, Bailey W. Foundations of the Portuguese Empire, 1415-1580. Minneapolis: University of Minnesota Press, 1977.