1942
Bibliografía (12 obras)
Spirituality for our global community
2008
Thou Shalt Not Love What Evangelicals Really Say To Gays
The Transcended Christian
2007
Sex and the Sacred
2005
Ce que la Bible dit vraiment de l'homosexualité
Religion and the human sciences
1998
The human core of spirituality
1996
What the Bible really says about homosexuality
1994
O que a Biblia realmente diz sobre homossexualidade
1988
Spiritual development
1987
The same Jesus
1986
One in Christ
1979
