Wilson, Jerry D.
Prentice-Hall, , 2003
Buku Teks
Wilson, Jerry D.
Pearson Prentice Hall, 2007
Buku Teks
Sears, Francis Weston, 1898-1975
Addison-Wesley, 1960
Buku Teks
Kenworthy, Ray W.
F.A. Davis, 1961
Buku Teks
Weber, Robert L.
McGraw-Hill, 1959
Buku Teks