{"source":"book","style":"apa","contributors": [{"function":"author","last":"Wall","first":"Larry"},{"function":"author","last":"Samela","first":"Juha"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Perl","publisher":"Suomen atk-kustannus","city":"Espoo","year":"1997"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"58294252","isbn":"9517625383 9789517625388"}