Bohm Robert A Ed. World energy production and productivity - Cambridge Ballinger 1981 - xxxiv,410p. Appendix p. 391-410 cm. - International Energy Symposia. 1. 1980 . ISBN: 0884106497 Source: General Book Subjects--Topical Terms: Fuel Dewey Class. No.: X9(F55):2.1.N7, M1