Cooper, James W.
John Wiley & Sons, 1981
Buku Teks SO
Margenau, Henry
Time Incorporated, 1964
Buku Referensi
Krailsheimer, Alban John, 1921-
Oxford University Press, 1980
Buku Teks SO
Garfield, Eugene
ISI Press, 1977
Buku Teks SO
Bueche, Frederick J.
McGraw-Hill, 1980
Buku Teks SO