Spencer, J.E.
Asia East by South: a cultural geography
John Wiley & Sons, 1954
 Buku Teks
North-East Asia on a shoestring / Alan Samagalki... [et.al.]
by Alan Samagalki ... [and others]
Lonely Planet, 1985
 Buku Teks
Cressey, George Babcock, 1896-1963
Crossroads : land and life in Southwest Asia
J.B. Lippincott, 1960
 Buku Teks
Global Asia : a journal of the East Asia Foudations
East Asia Foudation, 2014
 Majalah, Jurnal, Buletin
Lasker, Bruno, 1880-1965
Peoples of south-east Asia
Victor Gollancz, 1944
 Buku Teks