Cita APA (7a ed.)

Hugill, P. J. (1993). World trade since 1431: Geography, technology and capitalism. Johns Hopkins University Press.

Cita Chicago Style (17a ed.)

Hugill, Peter J. World Trade Since 1431: Geography, Technology and Capitalism. Baltimore [etc.]: Johns Hopkins University Press, 1993.

Cita MLA (9a ed.)

Hugill, Peter J. World Trade Since 1431: Geography, Technology and Capitalism. Johns Hopkins University Press, 1993.