ISBN   978-0-8018-6514-5 .   ^ a b c "Marvel Entertainment Group, Inc." . International Directory of Company Histories, Vol. 10 . Farmington Hills, Michigan: Gale / St. James Press, via FundingUniverse.com. 1995. Archived from the original on July 11, 2011 . http://www.fundinguniverse.com/company-histories/Marvel-Entertainment-Group-Inc-Company-History.html . Retrieved September 28, 2011 .   ^