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AUTHOR TYPES
ONE AUTHOR
Give the author’s surname followed by their first and, if present, second initial.
Do not include degrees (PhD , M.D., etcetera)
TEMPLATE: Author, A. A. SAMPLE: Smith, J. L.
TWO AUTHORS
List both authors with the surname before initials. Separate the names with a comma and an
ampersand (&).
TEMPLATE: Author, A. A., & Author, B. B. SAMPLE: Smith, J. L., & Jones, S. A.
THREE TO SEVEN AUTHORS
List up to seven authors by last name and initials. Separate names with commas, and place an ampersand
(&) before the final name.
TEMPLATE: Author, A. A., Author, B. B., Author, C. C., Author, D. D., Author, E. E., & Author, F. F.
SAMPLE: Smith, J. L., Jones, S. A., & Evans, Y. E.
MORE THAN SEVEN AUTHORS
List the first six authors by last name and initials. Separate author s’ names with a comma. After the sixth
author's name, use an ellipsis (…) in place of the remaining author(s) names. Give the final authors name.
There should be no more than seven names.
TEMPLATE: Author, A. A., Author, B. B., Author, C. C., Author, D. D., Author, E. E., Author, F. F., …
Author J. J.
SAMPLE: Smith, J. L., Jones, S., Evans, Y. E., Manby, J. K., Irelan d, J. E., Ivers, J. L., … Mitchel, E. J.
TWO OR MORE WORKS BY THE SAME AUTHOR
Use the author's name for all entries and list the entries by the year (earliest comes first).
SAMPLE: Williamson, R. J. (1997).
Williamson, R. J. (1999).
TWO OR MORE WORKS BY THE SAME AUTHOR IN THE SAME YEAR
If you are using more than one reference by the same author published in the same year, organize them in
the reference list alphabetically by the title of the source. Assign letter suffixes to each year based on this
alphabetization. Refer to these sources in the text as they appear in your reference list, for example,
Berdnt (1981a) makes similar claims...
SAMPLE:
Berndt, T. J. (1981a). Age changes and changes over time in prosocial intentions and behavior between
friends. Developmental Psychology, 17 , 408-416.
Berndt, T. J. (1981b). Effects of friendship on prosocial intentions and behavior. Child Development, 52 ,
636-643.