Advani, L.K.
Rupa & Co, 2008.
Buku Teks SO
Powell, Colin L.
Angkasa, 2001
Buku Teks SO
Born, Max
Charles Scribner's Sons, 1968
Buku Teks SO
Lacey, Nicola
Oxford University Press, 2006
Buku Teks SO
Chekhov, Anton Pavlovich, 1860-1904
Everyman's Library, 1992
Buku Teks SO