00508nam a2200169   450000100060000000300030000600500170000900800410002603500190006703500180008605000210010410000150012524500270014026000170016795201370018499900170032133538UR20220427191319.0061105|||||||||||||||||||||||||||||||| d  a(janium) 33527  a(janium)33525 4aHM131b.B57 19761 aBion, W.R.10aExperiencias en grupos  bPaidosc1976  01102z40708RETROaURBCbURBCcRETRO1d2017-04-27e20170427 | Compral0oPER5982p0008743r2022-04-27 00:00:00w2022-04-27yLIBRO  c17857d17857