Munsterberg, Hugo, 1916-1995, author
Floating Press, 2009
Buku Teks
Tiffin, Joseph, author
Prentice-Hall, 1958
Buku Teks
Siegel, Laurence, author
Richard D. Irwin, 1968
Buku Teks
Ghiselli, Edwin E., author
McGraw-Hill, 1955
Buku Teks
McCormick, Ernest J. (Ernest James), author
Prentice-Hall, 1984
Buku Teks