Danelandia recommends various books on Viking culture, history and philosophy of the ages.

The Anglo Saxon Celtic Norse Pagan Beliefs and Religion: The Spiritual Beliefs Mythology and Practices of the Northern Tradition by George Mentz

The Anglo Saxon Celtic Norse Pagan Beliefs and Religion: The Spiritual Beliefs Mythology and Practices of the Northern Tradition
by Dr. Mentz
Link: http://a.co/19phmoK 

The Vikings - Philosophy and History - From Ragnar LodBrok to Norse Mythology: All you need to know for the Scandanavian Movies and Viking Television Channel by George Mentz

The Vikings – Philosophy and History – From Ragnar LodBrok to Norse Mythology: All you need to know for the Scandanavian Movies and Viking Television Channel
by Dr. Mentz
Link: http://a.co/85FxECa 

Norse Mythology & Pagan Beliefs The Viking Religions and Customs : The Spiritual Ethics Virtues Practices and Beliefs of the Northern Tradition by George Mentz

Norse Mythology & Pagan Beliefs The Viking Religions and Customs : The Spiritual Ethics Virtues Practices and Beliefs of the Northern Tradition
by Dr. Mentz
Link: http://a.co/cLyr6mz