Needles, Belverd E., author
Houghton Mifflin, 1984
Buku Teks
Smith, Jack L., author
McGraw-Hill, 1986
Buku Teks
Needles, Belverd E., author
Hoghton Mifflin, 1987
Buku Teks
Smith, Jack L., author
McGraw-Hill, 1983
Buku Teks
Fess, Philip E., author
McGraw-Hill, 1984
Buku Teks