Notecard & Source Card Information The below formats must be used when placing information on 3 x 5 index cards. Please refer to the Farmwell Station Style Manual if needed. NOTE CARD SUBJECT 1 Facts directly related to the topic. This number indicates the source. It should match the number on the source card from which the information was found. page # used REFERENCE/SOURCES CITED CARD 1 Bibliography “reference citation” (properly APA formatted) This number indicates the number of the source. It should match the number on each note card that contains information from this source.