Cobb, Ty.
Doubleday,, 1961
Buku Teks
Collins, Aukai, author
Hikmah , 2006
Buku Teks
Waid, Geoffrey C., author
Alfred A. Knoff, 2001
Buku Teks
Born, Max
Charles Scribner's Sons, 1968
Buku Teks
Chekhov, Anton Pavlovich, 1860-1904, author
Everyman's Library, 1992
Buku Teks