00781cam a22002171  450000500170000000800410001701000170005803500180007504000260009305000220011908200180014110000180015924500730017726000310025030000270028144000300030850001420033850400410048065000190052165000230054020230315092859.0711213s1963    ne a     b    000 0 eng    a   64055641   a(OCoLC)181841  aDLCcOAkUdOCoLCdDLC00aHM131b.M793 1963  a302bMUG 19631 aMulder, Mauk.10aGroup structure, motivation, and group performance /cMauk. Mulder,   aThe Hague,bMoutonc[1963]  a110 p.billus.c24 cm. 0aPsychological studies,v3  a"Revised edition of 'Groepsstructuur, motivatie en prestatie' ... 1958. It contains two parts, published ... in Acta psychologica, 1959."  aIncludes bibliographical references. 0aSocial groups. 0aSocial psychology.