Gaspersz, Vincent, author
Gramedia Pustaka Utama, 2007
Buku Teks
Darling, Diane, author
Media Global Edukasi, 2005
Buku Teks
Dornan, Jim, author
Network TwentyOne Indonesia, 2006
Buku Teks
Woods, Ciara
Erlangga, 2007
Buku Teks
Peale, Norman Vincent, 1898-1993, author
Binarupa Aksara, 1993
Buku Teks