Heron, R. Lane. Much ado about dolls: a beginner's guide to doll collecting, p. 113 (Wallace-Homestead Book Co., 1979) ("Mego has launched a million-dollar advertising campaign to promote these new offerings. The dolls were scheduled for the retail market in May, 1976. With the success of Sonny and Cher dolls, look for a Baby Bono doll in the near future.")
Cherry, Rona (19 December 1976). Toying with a name, The New York Times ("This year's No. 1 selling doll, for example, is Cher, introduced by Mego at a suggested retail price of $6.94 to rival the famous Barbie ..."; article includes large picture of Cher doll)