00350nam a2200145Ia 450000500170000000800410001708200170005810000200007524500190009526000340011430000080014865000240015694200070018099900170018720240821151646.0240821s9999||||xx |||||||||||||| ||und||  a552 SYR (CH)  aSyrocki, B John 0aWhat is a rock  aLondonbWilliam Collinsc1962  a47p  aChildren literature  cBK  c38256d38256