Gaya APA

Spuler, B. (1972). History of the Mongols based on eastern and western account of the thirteenth and fourteenth centuries . London: Routledge & Kegan Paul.

Gaya MLA

Spuler, Bertold. "History of the Mongols based on eastern and western account of the thirteenth and fourteenth centuries". London: Routledge & Kegan Paul, 1972. Text.