Altruistically inclined?

Altruistically inclined? : the behavioral sciences, evolutionary theory, and the origins of reciprocity / Alexander J. Field . Ann Arbor : University of Michigan Press, 2004 . xvi, 373 s . ISBN 0-472-08947-1 (brož.). ISBN 0-472-11224-4 (váz.) .   [1, currently available 1]