LEADER 00411nz a2200145n 4500 001 981058506720306706 005 20210802122719.0 008 970121|||anznnbabn |a ana d 040 $aES-BaUB$bcat$cES-BaUB$fthub 072 7$aGEO 14$2thub 151 $aNil (Àfrica : Vall) 996 $a.a1183089x$b26-04-21$c04-06-08$d-$eg$f- 909 $a11$5ES-BaUB 990 $aTHUB Geogràfics$5ES-BaUB 035 $a(ES-BaUB).a1183089x