Zulkifli
Sufism in Java : The Role of the Pesantren in the maintenance of sufism in Java
INIS, 2002
 Buku Teks
Urban sufism
editors, Martin van Bruinessen, Julia Day Howell
Rajawali, 2008
 Buku Teks
The history of Jama'ah tabligh in southeast asia : The role of Islamic sufism in Islamic revival
 Artikel Jurnal
Lings, Martin (Abu Bakr Siraj al-Din)
What is sufism? / Martin Lings
George Allen and Unwin, 1975
 Buku Teks
Corbin, Henry
Creative imagination in the sufism of ibn 'Arabi
Routledge: Taylor & Francis Group, 2008
 Buku Teks