Meier, Richard L., author
John Wiley & Sons, 1959
Buku Teks
edited by Roy O. Grepp
Schenkman Publishing Company, Inc., 1963
Buku Teks
Henry, Louis, author
Elsevier, 1972
Buku Teks
Freedman, Ronald, author
Irvington, 1975
Buku Teks
Scripton, 1977
Buku Teks