Il Crepuscolo degli Dèi

Eracle è citato nelle seguenti fonti moderne:

• [BIONDETTI 1997]Luisa Biondetti (1997).
  Dizionario di Mitologia Classica. Dèi, eroi, feste. Baldini&Castoldi. Show in Bibliography

• [COLONNA 2003]:Reference is missing. Please add it to the Bibliography as book, article, misc,

• [FERRARI 1999]Anna Ferrari (1999).
  Dizionario di Mitologia. UTET. Show in Bibliography

• [GRAVES 1954]:Reference is missing. Please add it to the Bibliography as book, article, misc,

• [GRIMAL 1999]:Reference is missing. Please add it to the Bibliography as book, article, misc,

• [LEEMING 2005]:Reference is missing. Please add it to the Bibliography as book, article, misc,

• [SECHI MESTICA 2003]Giuseppina Sechi Mestica (2003).
  Dizionario Universale di Mitologia. Bompiani. Show in Bibliography

• [TURNER 2000]:Reference is missing. Please add it to the Bibliography as book, article, misc,