Rhodes, A.J.
Williams & Willkins, 1958
Buku Teks SO
Hare, Ronald
Churchill, 1979
Buku Teks SO
Hare, Ronald
Longman, 1967
Buku Teks SO
Rao, K. Ranganatha
Prentice Hall of India, 1980
Buku Teks SO
Jeffrey I. Cohen, Diane e. Griffin, Robert A. Lamb, Malcom a. Martin. Vincent R. Racaniello, Bernard Roizman
Wolters Kluwer, 2013
Buku Teks SO