Robertson, Barry C.
John Wiley & Sons, 1981
Buku Teks
Ewen, Dale, author
Pearson Prentice-Hall, 2009
Buku Teks
Pollack, Herman W., author
Prentice-Hall, 1964
Buku Teks
Wilson, Harold Albert, author
Blackie & Sons, 1959
Buku Teks
Tipler, Paul A., author
Worth Publisher, 1978
Buku Teks