List the author by last name first, then initial(s).
- Luby, J. L. (2006). Handbook of preschool mental health: Development, disorders, and treatment. Guilford Press.
Write both authors’ last names, followed by initials. Place an ampersand (&) before the second author.
- Hetzroni, O. E., & Shalahevich, K. (2018). Structure Mapping in Autism Spectrum Disorder: Levels of Information Processing and Relations to Executive Functions. Journal of Autism & Developmental Disorders, 48(3), 824–833. https://doi.org/10.1007/s10803-017-3376-x
Three to 20 Authors
When there are three to 20 authors write all the authors’ last names and first initials, and use an ampersand (&) before the last name.
- Lightfoot, C., Cole, M., & Cole, S. (2013). The development of children (7th ed.). Worth Publishers.
Twenty-one and More Authors
Include the first 19 authors, followed by three ellipsis points (…), and add the last author.
- Åkerlund, C., Amrein, K., Andelic, N., Andreassen, L., Anke, A., Antoni, A., Audibert, G., Azouvi, P., Azzolini, M. L., Bartels, R., Barzó, P., Beauvais, R., Beer, R., Bellander, B.-M., Belli, A., Benali, H., Berardino, M., Beretta, L., Blaabjerg, M., … Steyerberg, E. W. (in press). Machine learning algorithms performed no better than regression models for prognostication in traumatic brain injury. Journal of Clinical Epidemiology. https://doi.org/10.1016/j.jclinepi.2020.03.005
An article that is not quite ready for publication is labeled in press, and is considered an online preview.