APA Style
Lings, Martin. (1999).
What is sufism? .
London:
Islamic Texts Society.
Chicago Style
Lings, Martin.
What is sufism?.
London:
Islamic Texts Society,
1999.
Text.
MLA Style
Lings, Martin.
What is sufism?.
London:
Islamic Texts Society,
1999.
Text.
Turabian Style
Lings, Martin.
What is sufism?.
London:
Islamic Texts Society,
1999.
Print.