Pelczar, Michael J., author
Tata McGraw-Hill, [date of publication no identified]
Buku Teks
Burdon, Kenneth L.
Micmillan , 1971
Buku Teks
Kelly, Florence C., author
Appleton, 1955
Buku Teks
edited by Mansi El-Mansi and Charlie Bryce
Taylor & Francis, 1999
Buku Teks
Burrows, William E., author
W.B. Saunders, 1959
Buku Teks