Nahdlatul Ulama kembali ke Khittah 1926

 Wahid, Abdurrahman;

Bandung : Risalah , 1985

Tawassul dan wasilah

 Ibn Taimiyyah, Taqī al; Dīn Aḥmad ibn `Abd al; Ḥalīm;

Jakarta : Pustaka Panjimas , 1987

Matahari Bulan dengan Hisab / A.Katsir

 Katsir;

Surabaya : Bina Ilmu , 1979

Sumber kekuatan Islam

 Sābiq, Sayyid; Bahreisy, Salim; Bahreisy, Said;

Surabaya : Bina Ilmu , 1982

The Quranic Sufism / Mir Valiuddin

 Valiuddin, Mir;

India : Motilal , 1959

Pergumulan Islam di Indonesia 1945-19720

 Boland, B.J.; Bahar, Saafroedin;

Jakarta : Grafiti Press , 1985

Muslim Peoples : A Word Ethnographic Survey / Editor: Richard V. Weekes

 Weekes, Richard V.;

London : Green Wood Press , 1978

Developmentof the Indonesian Moslems

 Perwiranegara, H.Alamsjah Ratu;

Jakarta : s.n. , 1979

As Shila baina at-tasawuf wa at- tasyyi' / Kamil Mustafa asy-syaibi

 Asy Syaibi, Kamil Mustafa;

Kairo : Dār al-Maʿārif , 0

Al Falsafah as-sufiyah fil-islam masadiruha wa nazariyatiha ... / Abdul Qadir Mahmud

 Mahmud, Abdul qadir;

s.l. : Dar al-Fikr al-`Arabi , 0

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