Stead, Christina
Angus & Robertson, 1988
Buku Teks
by Warren S. Jeffs
Fundamentalist Church of Jesus Christ, 2012
Buku Teks
Sharpe, Gareth
Guinness Publishing, 1994
Buku Referensi
edited by B.J. Jones and Gene S. Rhie
Hollym Corporation, 1984
Buku Referensi
United Nations, 1996
Buku Teks