Fuerst, Robert
W.B. Saunders , 1983
Buku Teks SO
Burdon, Kenneth L.
Micmillan , 1971
Buku Teks SO
Pelczar, Michael J.
Tata McGraw-Hill, [date of publication no identified]
Buku Teks SO
Kelly, Florence C.
Appleton, 1955
Buku Teks SO
Pelczar, Michael J.
McGraw-Hill, 1986
Buku Teks SO