RT Book T1 Finite resources and the human future A2 Barbour, Ian G. 1923-2013 A2 Hardin, Garrett J. 1915-2003 LA English PP Minneapolis, Minn. PB Augsburg Publ. House YR 1976 UL https://ixtheo.de/Record/1136593233 CN 330.9/04 K1 Christliche Ethik K1 Zukunft K1 Menschheit