Translation of: 'Einübung in die Christliche Grunderfahrung, 1 und 2'. Mainz : Matthais-Grünewald, 1975-76.
A charismatic theology : initiation in the Spirit by Heribert Mühlen. ISBN 0860120643. Published by Burns and Oates in 1978. Publication and catalogue information, links to buy online and reader comments.