Cita APA (7th ed.)
Gerhard, P. (1972). A guide to the historical geography of New Spain. University Press.
Cita Chicago (17th ed.)
Gerhard, Peter. A Guide to the Historical Geography of New Spain. Cambridge [Eng]: University Press, 1972.
Cita MLA (9th ed.)
Gerhard, Peter. A Guide to the Historical Geography of New Spain. University Press, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.