LEADER 01078nam a2200277 a 4500 001 991004031399707536 008 840125s1984 enka b 001 0 eng 020 $a0412005417 035 $ab11901299-39ule_inst 040 $aDip.to Biologia$beng 082 0 $a591.05249$219 245 00$aProducers and scroungers :$bstrategies of exploitation and parasitism /$cedited by Christopher J. Barnard 246 18$aProducers & scroungers 260 $aLondon :$bC. Helm ; New York :$bChapman & Hall,$cc1984 300 $avii, 303 p. :$bill. ;$c23 cm 500 $aSpine title: Producers & scroungers 504 $aIncludes bibliographies and indexes 650 0$aHost-parasite relationships 650 0$aParasitism 700 1 $aBarnard, Christopher J. 907 $a.b11901299$b18-10-10$c03-03-03 912 $a991004031399707536 945 $aLE003 577.85 BAR01.01 (1984)$g1$i2003000039108$lle003$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i12164318$z03-03-03 996 $aProducers and scroungers$9901803 997 $aUNISALENTO 998 $ale003$b03-03-03$cm$da $e-$feng$genk$h0$i1