1. Naked emperors : essays of a taboo-stalker / Garrett Hardin Author: Hardin, Garrett, 1915- Format: Book Language: English Published: c1982
2. The evolutionary imperative; man's role in the immediate future [by] Paul S. Henshaw Author: Henshaw, Paul S. (Paul Stewart), 1902- Format: Book Language: English Published: [1974]
3. 1976: agenda for tomorrow [by] Stewart L. Udall Author: Udall, Stewart L Format: Book Language: English Published: [1968]
4. Moment in the sun; a report on the deteriorating quality of the American environment [by] Robert Rienow and Leona Train Rienow Author: Rienow, Robert, 1907- Format: Book Language: English Published: 1967