Content notes. APA style allows you to use content notes, either at the bottom of the page or on a separate page at the end of the text, to expand or supplement your text. Indicate such notes in the text by superscript numerals (1). Double-space all entries. Indent the first line of each note five spaces, but begin subsequent lines at the left margin.
superscript number in text
The age of the children involved in the study was an important factor in the selection of items for the questionnaire.1
footnote
1Marjorie Youngston Forman and William Cole of the Child Study Team provided great assistance in identifying appropriate items for the questionnaire.