Laitinen, Herbert A. (Herbert August), 1915-, author
McGraw-Hill, 1975
Buku Teks
Dominguez, Orlando J., author
Mosby, 2004
Buku Teks
Mosby , 1986
Buku Teks
Beveridge, William Henry Beveridge, Baron, 1879-1963, author
George Allen and Unwin, 1949
Buku Teks
Munir Fuady, author
Citra Aditya Bakti, 2001
Buku Teks