Weinstein, Martin E
      
      
         Columbia University Press, 1971
       Buku Teks
   
M. Mossadeq Bahri
      
      
         Fakultas Ilmu Pengatahuan Budaya Universitas Indonesia, 1994
       UI - Laporan Penelitian
   
Kataoka, Tetsuya
      
      
         Westview Press, 1989
       Buku Teks
   
Holland, Harrison M.
      
      
         University Press of America, 1988
       Buku Teks
   
Ganesh Aji Wicaksono
      
      
         
2012
       UI - Skripsi Open