APA Style
Schuon, F. et al (2008).
Christianity Islam; Perpectives on Esoteric Ecumenism .
Bloomington, Ind. ::
World Wisdom,.
MLA Style
Schuon, Frithjof,. et al.
"Christianity Islam; Perpectives on Esoteric Ecumenism".
Bloomington, Ind. ::
World Wisdom,,
2008.
.