Circannual clocks : annual biological rhythms : [proceedings of a Satellite Symposium of the 140th meeting of the American Association for the advancement of science / 
edited by Eric T. Pengelley. 
 -- New York [etc.] :   Academic Press,   1974 
 - 523 p. 
<br/><br/>ISBN 0-12-5501-5-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animales - Conducta - Congresos y asambleas<br/>Animales - Migración<br/>Biorritmos
<br/><br/><label>Universal Decimal Class. No.: </label>591.5(063)