Starrett, Robert
      
      
         Boyd & Fraser, 1994
       Buku Teks SO
   
      
      
         Universitas Indonesia, 2004
       UI - Tugas Akhir
   
      
      
         FMIPA-ITB , [Date of publication not identified]
       Buku Teks SO
   
      
      
         FMIPA-ITB , [Date of publication not identified]
       Buku Teks SO
   
      
      
         FMIPA-ITB , [Date of publication not identified]
       Buku Teks SO