APA (7th ed.) Citation

M. Valkenburg, V. ., Schouten, A., & Jochen, P. Adolescents’ identity experiments on the internet.

Chicago Style (17th ed.) Citation

M. Valkenburg, Valkenburg , Alexander Schouten, and Peter Jochen. Adolescents’ Identity Experiments on the Internet.

MLA (9th ed.) Citation

M. Valkenburg, Valkenburg , et al. Adolescents’ Identity Experiments on the Internet.