edited by Milton Abramowitz and Irene A. Stegun
      
         U.S. Government Printing Office, 1967
       Buku Referensi
   
Tuma, Jan J.
      
      
         McGraw-Hill, 1979
       Buku Referensi
   
Muni, Harry W.
      
      
         Prentice-Hall, 1973
       Buku Teks SO
   
Spiegel, Murray R.
      
      
         McGraw-Hill, 1968
       Buku Referensi
   
      compiled and edited by the Howard W. Sams Engineering Staff ; [illustrator, Ralph E. Lund]
      
         H.W. Sams, 1992
       Buku Referensi