APA-čujuhus (7. p.)
Diffie, B. W., & Winius, G. D. (1977). Foundations of the Portuguese empire, 1415-1580. University of Minnesota Press.
Chicago-čujuhus (17. p.)
Diffie, Bailey W., juo George D. Winius. Foundations of the Portuguese Empire, 1415-1580. Minneapolis: University of Minnesota Press, 1977.
MLA-čujuhus (9. p.)
Diffie, Bailey W., juo George D. Winius. Foundations of the Portuguese Empire, 1415-1580. University of Minnesota Press, 1977.
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