Yusdeka Putra, Membuka ruang spiritual : langkah per langkah perjalanan mengenal Tuhan / oleh Yusdeka Putra ; disunting Mardianto B. Santoso, ; pengantar Abu Sangkar - xx, 233 pages ; 23 cm Includes verses from Quran Includes bibliographical references ISBN: 97925980111 (paperback) 9789792598018 (paperback) Subjects--Topical Terms: IslamTheosophy LC Class. No.: BP161.2 / Y87