Important Book on Bumble BeesHeinrich, Bernd: BUMBLEBEE ECONOMICS. Cambridge: Harvard University Press, 1979. viii, [2], 245 p. plus [2] p. color plates. Illus. Original cloth. A clean very good copy in like dust jacket. A classic bee book. This first edition if beautifully printed and bound."...clearly and beautifully written, a kind of exposition rarely seen in either entomology or ecology" - Edward O. Wilson.