00340nam a2200133Ia 4500003000400000008004100004020002700045040000800072100002500080245004400105260003000149300001500179365001200194LDD181029s9999    xx            000 0 und d  a9780415981385cP 80.00  cLDD  aShoemaker, Pamela J. 0aGatekeeping theorycPamela J. Shoemaker  aNew YorkbRoutledgec2009  avii, 173p.  bP 80.00