Gaya APA

Koch, K, E. (1978). Christian counselling and occultism an investigation covering medicine, psychiatry, psychology, depth psychology, religious psychology, parapsychology and theology . : kregel pub.

Gaya MLA

Koch, Kurt, E.. "Christian counselling and occultism an investigation covering medicine, psychiatry, psychology, depth psychology, religious psychology, parapsychology and theology". : kregel pub, 1978. Text.