Shi'urim be-Sefer ha-Tanya: li-kh.k. Admur ha-zaken ha-rav Rabi Sheneur Zalman mi-Li'adi. Gimel: 3. Sha'ar ha-Yihud veha-emunah. Igeret ha-teshuvah.
Brooklyn, New York: Vaad L'Hafotzas Chasidus, Kehot Publication Society, 1984. Hardbound. Octavo, maroon cloth with gold lettering, xx, 743-1234 pp. Text is in Hebrew. More