Emha Ainun Nadjib, 1953-, author
Pustaka Firdaus, 1991
Buku Teks
Abdul Wachid B.S., foreword
ITTAQA Press, 1995
Buku Teks
Nurun Ala, author
Gramedia Widisarana Indonesia, 2023
Buku Teks
Kapur, Daryai Lal, author
Yayasan Radha Soami Satsang Beas Indonesia , 1999
Buku Teks SO
Ken Miryam Vivekananda, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2005
UI - Skripsi Membership