Suryo
Gadjah Mada University Press, 2001
Buku Teks SO
Suryo
Gadjah Mada University Press , 1994
Buku Teks SO
Wahyuning Ramelan
UI-Press, 1999
UI - Pidato
Harris, Harry
Gadjah Mada University Press , 1994
Buku Teks SO
Harris, Harry
Gadjah Mada University Press, 1980
Buku Teks