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APA Style 7th Edition

Three to 20 Authors

List by their surname and initials. Use one space between initials. Use a serial comma to separate author names, while the

last author name is preceded again by ampersand (&).





Three to 20 Authors

Kernis, M. H., Cornell, D. P., Sun, C. R., Berry, A., White, A., Ganster, D. C., & Harlow, T.

     (1993). There's more to self-esteem than whether it is high or low: The importance of

     stability of self-esteem. Journal of Personality and Social Psychology, 65, 1190-1204.


Young, S., Adamo, N., Ásgeirsdóttir, B. B., Branney, P., Beckett, M., Colley, W., Cubbin, S.,

     Deeley, Q., Farrag, E., Gudjonsson, G., Hill, P., Hollingdale, J., Kilic, O., Lloyd, T.,

     Mason, P., Paliokosta, E., Perecherla, S., Sedgwick, J., Skirrow, C., & Tierney, K. (2020).

     Females with ADHD: An expert consensus statement taking a lifespan approach

     providing guidance for the identification and treatment of attention-deficit/hyperactivity

     disorder in girls and women. BMC Psychiatry, 20(1), 1-27.