00876nam0-22003251i-450 99000180860040332120200603111637.00-412-74180-6000180860FED01000180860(Aleph)000180860FED0100018086020030910d1998----km-y0itay50------baengGBy-------001yyAphid ecologyan optimization approachA.F.G. Dixon2nd ed.LondonChapman & Hall1998VII, 300 p.24 cmAphidoidea595.75223itaDixon,Anthony Frederick George79448ITUNINARICAUNIMARCBK99000180860040332160 595.752 DIXA 19986603FAGBCFAGBCAphid ecology409860UNINA00786nam0-2200253 --450 991059309920332120220926112019.020220926d1953----kmuy0itay5050----baengUSGroups in harmony and tensionan integration of studies on intergroup relations[by] Muzafer Sherif and Carolyn W. SherifNew YorkHarper1953316 pillus22 cm[Harper's psychological series]301.1523itaSherif,Muzafer1905-124094Sherif,Carolyn W.ITUNINAREICATUNIMARCBK9910593099203321XV N 34067902FGBCFGBCGroups in harmony and tension2914501UNINA