Schuler, Charles A., author
McGraw-Hill, 1993
Buku Teks
Schuler, Charles A., author
Glencoe, 1993
Buku Teks
by David E. Johnson ... [et.al]
John Wiley , 1999
Buku Teks
Johnson, David E., author
Prentice-Hall, 1981
Buku Teks
by David E. Johnson ... [et al.]
Prentice-Hall, 1997
Buku Teks