Gaya APA
Lüdemann, G, &, J, M. (1998).
Suppressed prayers: Gnostic spirituality in early Christi- anity. .
Harrisburg:
Harrisburg Trinity Press International.
Gaya MLA
Lüdemann, Gerd, &, Janssen,, Martina.
"Suppressed prayers: Gnostic spirituality in early Christi- anity. ".
Harrisburg:
Harrisburg Trinity Press International,
1998.
Buku.