input: [0] Credits [Scholarly] A bibliography (work cited) and/or footnotes are always provided to document research methods and sources [Trade] A bibliography (work cited) is usually not provided, although titles of reports or references may be mentioned in the text [Newspapers] A bibliography (work cited) is usually not provided, although titles of reports or references may be mentioned in the text [Popular] 
output: A bibliography (work cited) is usually not provided, although titles of reports or references may be mentioned in the text