Bold, Harold Charles, 1909-
Prentice-Hall, 1987
Buku Teks
Raven, Peter H.
Worth Publisher, 1986
Buku Referensi
Rajawali Press,, 1990
Buku Teks
Adams, Preston
Addison-Wesley, 1970
Buku Teks
by T. Elliot Weier ... [et al.]
John Wiley & Sons, 1982
Buku Teks