Zill, Dennis G., author
Prindle, Weber Schmidt, 1986
Buku Teks
Finizio, N., author
Erlangga, 1998
Buku Teks
Roberts, Charles E.
Prentice-Hall, 1979
Buku Teks
Butcher, J. C. (John Charles), 1933-, (author.)
Wiley Blackwell, 2016
Buku Teks
Gilbert, Robert P., author
Academic Press, 1969
Buku Teks