Ainsworth, G.C.
Cambridge: At The University Press, 1962
Buku Teks
Kelly, Florence C., author
Appleton, 1955
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