00838nam0-22002771i-450-99000509896040332119990530000509896FED01000509896(Aleph)000509896FED0100050989619990530g19709999km-y0itay50------baitaa-------00---SOCIAL behaviour in birds and mammalsEssays on the social ethology of animals and manedited by John Hurrel CrookLondonNew YorkAcademic Press1970.XL, 492 p.ill.24 cmCrook,John Hurrel<1930->ITUNINARICAUNIMARCBK990005098960403321XV C 20Bibl. 49372FLFBCFLFBCSOCIAL behaviour in birds and mammals535619UNINA