APA (7th ed.) Citation

Tsitsika, A., Janikian, M., Wójcik, S., Makaruk, K., Tzavela, E., Tzavara, C., . . . Richardson, C. (2015). Cyberbullying victimization prevalence and associations with internalizing and externalizing problems among adolescents in six European countries.

Chicago Style (17th ed.) Citation

Tsitsika, A., M. Janikian, S. Wójcik, K. Makaruk, E. Tzavela, C. Tzavara, D. Greydanus, J. Merrick, and C. Richardson. Cyberbullying Victimization Prevalence and Associations with Internalizing and Externalizing Problems Among Adolescents in Six European Countries. 2015.

MLA (9th ed.) Citation

Tsitsika, A., et al. Cyberbullying Victimization Prevalence and Associations with Internalizing and Externalizing Problems Among Adolescents in Six European Countries. 2015.

Warning: These citations may not always be 100% accurate.