Heritage, J.
Cambridge University Press , 1999
Buku Teks
William Bawen Sarles ...[et.al.]
Harper & Row, 1956
Buku Teks
Pelczar, Michael J., author
McGraw-Hill, 1986
Buku Teks
Pelczar, Michael J., author
Tata McGraw-Hill, [date of publication no identified]
Buku Teks
Burdon, Kenneth L.
Micmillan , 1971
Buku Teks