Mark, Barbara, author
Simon and Schuster Rockfeller Center, 1997
Buku Teks
Canfield, Jack, 1944-, author
Gramedia Pustaka Utama, 2022
Buku Teks
Amru Muhammad Khalid
Hikmah, 2006
Buku Teks
Fitzgerald, Penelope, author
Everyman's Library, 2001
Buku Teks
Dossey, Larry
HarperSan Francisco, 1993
Buku Teks