Siikala A-L. The Rite Technique of the Siberian Shaman

Helsinki: Suomalainen Tiedeakatemia, 1978. — 385 p. — (FF commnunication №220). — ISBN10: 9514103211; ISBN13: 9789514103216.Examines shamanism, religion, witches, healers of different Siberian ethnic groups, and concludes that variations in shamanism are due to socio-economic and cultural conditions.