Legal full-text edition
Human ecology : hope and responsibility : eleventh annual ACPE conference, November 9-11, 1978, Seattle, Washington. To serve the present age : personal and political power : twelfth annual ACPE conference, October 18-21, 1979, Washington, D.C.
Rights
Public-domain status shown for US. http://creativecommons.org/publicdomain/mark/1.0/
Public-domain status shown for US. http://creativecommons.org/publicdomain/mark/1.0/