COMPARATIVE MYTHOLOGY

General Sources
    The Online Medieval and Classical Library
    Yahoo! Mythology and Folklore directory

Greek
    Hesiod:  The Theogony.  translated by H.G. Evelyn-White ( Loeb Classical Library, 1914).
    Apollodorus:  Library of Mythology

Welsh
    The Mabinogion unabridged, translated by Lady Charlotte E. Guest (1812-1895)
    The Mabinogion:  introduction and a few tales, by Jeffrey Gantz.
    Catholic Encyclopedia: MABINOGION
    Bibliography of the Mabinogion

Norse (in alphabetical order)

    Beowulf:
        Beowulf Resources (includes text)
        Beowulf (in Old English), Klaeber edition
        Beowulf translated by Francis Gummere
        The Adventures of Beowulf (a free translation by David Breeden)
        Electronic Beowulf
        Beowulf Bibliography 1979-1994
        Beowulf : Reference

    Heimskringla or The Chronicle of the Kings of Norway by Snorri Sturluson (c. 1179 - 1241).
        English translation by Samuel Laing (London, 1844).

    Nibelungenlied:
        The Nibelungenlied.  c. 1200 AD (?).  ranslation by Daniel Bussier Shumway, 1909.
        The Nibelungen:  the historical truth

    Njal's Saga.  Icelandic, 13th century A.D.  Translated by Sir George W. DaSent (1861).\

    Volsunga Saga  with Excerpts from the Poetic Edda.  Icelandic, 13th century AD.
        translated by William Morris and Eirikr Magnusson ("The Story of the Volsungs", 1888).

Mythology and Religion, various resources: