{"contributors":[{"last":"Nilsson","middle":"J ,","first":"Nils","function":"author"}],"title":"Principles of artificial intelligence","style":"apa","source":"website","website":{"title":"Principles of artificial intelligence"},"isbn":null,"pubonline":{"url":"https:\/\/search.ebscohost.com\/login.aspx?direct=true&scope=site&db=nlebk&db=nlabk&AN=919895","title":"Principles of artificial intelligence"},"oclc":"892067386","datasource":"http:\/\/www.worldcat.org","pubtype":{"main":"pubonline"}}