Moorad, George
Lost peace in China / George Moorad
E.P. Duttom, 1949
 Buku Teks
Chanlett, Emil T.
Environmental protection
McGraw-Hill, 1979
 Buku Teks
Environmental problems in Indonesia: a country report
United Nations Conference on Human Environment, 1972
 Buku Teks
Qi, Wen
China: a general survey
Foreign Languages Press, 1989
 Buku Teks
Chen, Kenneth K.S.
Buddhism in China ; a history survey
Princeton Un iversity Press, 1964
 Buku Teks