"The Energy Crisis - Why Our World Will Never Again Be the Same". Margaret Mead, "Redbook", 1974, later quoted in Hugh Nash "Progress As If Survival Mattered: A Handbook For A Conserver Society" (p. 166), 1977.
"Margaret Mead, 1901-1978: One of the Most Famous Anthropologists in the World". Voice of America Special English: "People in America" with Steve Ember and Shirley Griffith, learningenglish.voanews.com. July 1, 2011.