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The Science Dept. requires the APA (American Psychological Association) style of referencing, which is in-text citations using both AUTHOR and DATE.
This is the style with "author" -- and "page number" (if relevant).
Scentists have proved that mice can sing (Mice Research). But others disagree (Smith, Brown, and Kaser 135).
This is the style with "author" and "date" -- and "page number" (if relevant). For example:
Scientists have proved that mice can sing ("Mice Research," 2012). But others disagree (Smith, Brown, & Kaser, 2013, p. 135).
This is the "foonotes" style.
Scientists have proved that mice can sing.1 But others disgree.2
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1. "Mice Research," Scientists United, 2012, accessed September 1, 2014, http://sciunited.com/miceresearch.
2. Anne Smith, Nancy Brown, and Kate Kaser, Research on Mice and Music (London: Oxford University Press, 2013), 135.
NOTE: All three of the styles above would still have a "Works Cited" or "Bibliography" section at the end of the paper, where all the sources are listed alphabetically, in one list.