The changing map of Asia : a political geography
edited by W. Gordon East and O.H.K. Spate
Methuen, 1950
 Buku Teks SO
Bretschneider, E., 1833-1901
Mediaeval researches from eastern Asiatic sources : fragments towards the knowledge of the geography and history of central and western Asia from the 13th to the 17th century
K. Paul, Trench, Trubner, 1910
 Buku Teks
Goblet, Y.M.
Political geography and the world map / Y.M. Goblet
Prederick A. Praeger, 1955
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Globalization and diversity: geography of a changing world
by Les Rowntree ... [and others]
Prentice-Hall, 2011
 Buku Teks
Bretschneider, E., 1833-1901
Mediaeval researches from Eastern Asiatic sources : fragments towards the knowledge of the geography and history of Central and Western Asia from the 13th to the 17th century
Kegan Paul, 1888
 Buku Teks