Vega-Valero, C. Z., Ruíz-Méndez, D., & Nava-Quiroz, C. N. (2019). Adaptation of the Work Fatigue Symptoms Questionnaire: A Proposal. Universidad Autónoma de Tamaulipas.
Lua i Stíl Chicago (17ú heag.)Vega-Valero, Cynthia Zaira, David Ruíz-Méndez, agus Carlos Narciso Nava-Quiroz. Adaptation of the Work Fatigue Symptoms Questionnaire: A Proposal. Universidad Autónoma de Tamaulipas, 2019.
Lua MLA (8ú heag.)Vega-Valero, Cynthia Zaira, et al. Adaptation of the Work Fatigue Symptoms Questionnaire: A Proposal. Universidad Autónoma de Tamaulipas, 2019.
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