{"source":"book","style":"apa","contributors": [{"function":"author","last":"50","first":"Cent"},{"function":"author","last":"Callahan-Bever","first":"Noah"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"50 x 50","publisher":"Pocket Books","city":"New York; London","year":"2007"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"429987726","isbn":"9781847370884 1847370888 9781416544715 1416544712"}