Martini, Frederic H., author
Pearson Education, 2006
Buku Teks
Gray, Henry, 1825-1861, author
Lea & Febiger, 1985
Buku Teks
Rebo International, 2005
Buku Teks
Faiz, Omar, author
Wiley Blackwell, 2011
Buku Teks
Rio Sofwanhadi, author
UI-Press, 2004
UI - Pidato