APA Style
walker, Philip, Gulen, M. Fethullah. ().
The Essentials of the Islamic Faith. .
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Chicago Style
walker, Philip, Gulen, M. Fethullah.
The Essentials of the Islamic Faith..
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,
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MLA Style
walker, Philip, Gulen, M. Fethullah.
The Essentials of the Islamic Faith..
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,
.
.
Turabian Style
walker, Philip, Gulen, M. Fethullah.
The Essentials of the Islamic Faith..
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,
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.