Koerner, Robert M., author
McGraw-Hill, 1984
Buku Teks
Peck, Ralph B. (Ralph Brazelton), author
Charles E. Tuttle, 1953
Buku Teks
Tomlinson, M. J. (Michael John), author
John Wiley & Sons, 1963
Buku Teks
Tomlinson, M.J. (Michael John), author
John Wiley & Sons, 1975
Buku Teks
Martin, James, author
Prentice-Hall, 1995
Buku Teks