APA Citatie

Dir, A. L., Hulvershorn, L. A., & Aalsma, M. C. (2019). The Role of Pregnancy Concerns in the Relationship between Substance Use and Unprotected Sex among Adolescents. Subst Use Misuse.

Chicago Style citaat

Dir, Allyson L., Leslie A. Hulvershorn, en Matthew C. Aalsma. "The Role of Pregnancy Concerns in the Relationship between Substance Use and Unprotected Sex Among Adolescents." Subst Use Misuse 2019.

MLA citatie

Dir, Allyson L., Leslie A. Hulvershorn, en Matthew C. Aalsma. "The Role of Pregnancy Concerns in the Relationship between Substance Use and Unprotected Sex Among Adolescents." Subst Use Misuse 2019.