Oliveira, J. T., Faustino, D., Freitas, F., Gonçalves, M. M., Ribeiro, E., Gonçalves, S., & Machado, P. P. P. (2023). Penn State Worry Questionnaire in emotional disorders: Validation and normative data for Portuguese population. British Journal of Guidance & Counselling, 51(2), 251. https://doi.org/10.1080/03069885.2021.1897969
Chicago Style (17th ed.) CitationOliveira, João Tiago, Divo Faustino, Fátima Freitas, Miguel M. Gonçalves, Eugénia Ribeiro, Sónia Gonçalves, and Paulo P. P. Machado. "Penn State Worry Questionnaire in Emotional Disorders: Validation and Normative Data for Portuguese Population." British Journal of Guidance & Counselling 51, no. 2 (2023): 251. https://doi.org/10.1080/03069885.2021.1897969.
MLA (9th ed.) CitationOliveira, João Tiago, et al. "Penn State Worry Questionnaire in Emotional Disorders: Validation and Normative Data for Portuguese Population." British Journal of Guidance & Counselling, vol. 51, no. 2, 2023, p. 251, https://doi.org/10.1080/03069885.2021.1897969.