Start with high-confidence sufism books, then narrow by subgenre or adjacent topics.
A Year With Rumi
Coleman Barks
The Essential Rumi - Reissue
Essential Sufism
Robert Frager, James Fadiman
Divine Inspirations
David Harnish, Anne Rasmussen
The Way of Sufi Chivalry
Ibn al-Husayn al-Sulami
A Prayer for Spiritual Elevation and Protection
Muhyiddin Ibn 'Arabi
The Pocket Rumi
Kabir Helminski, Mevlana Jalaluddin Rumi
Sufism
Carl W. Ernst Ph.D., Carl W. Ernst
The Mysticism of Sound and Music
Hazrat Inayat Khan
A Handbook of Spiritual Medicine
Ibn Daud
Justice and Remembrance
Reza Shah-Kazemi
The Shape of Light
Shihabuddun Yahaya al-Suhrawardi, Shaykh Tosun Bayrak al-Jerrahi al-Halveti
The Book of Assistance
Imam 'Abdallah Ibn Alawi al-Haddad, Dr. Mostafa al-Badawi
Al-ghazali on Intention, Sincerity and Truthfulness
Abu Hamid Al-Ghazali, Anthony Shaker
The Statue of Our Souls
M. Fethullah Gülen
