Referencing the Work of Others
Throughout the paper, you should reference the ideas and work of others by author and date using APA format as shown below
Jackson (1994) argued that the results were an artifact of a failure to control experimenter effects.
Some have argued the experimenter effects could have accounted for the results (Jackson, 1994).
Several researchers (Jackson, 1994; Perkins & Brown, 1992; Rossberg, 1989) disagree with this interpretation.