Johnson, Glenn L., author
Prentice-Hall, 1974
Buku Teks
Johnson, Glenn L., author
Prentice-Hall, 1971
Buku Teks
Miller, Glenn H.
Canfield Press, 1972
Buku Teks
Bergstrom, Theodore C.
York McGraw-Hill , 2000
Buku Teks
Finney, Gretchen Ludke
Greenwood Press, 1976
Buku Teks