Dyfyniad APA

Fullana, M. A., & Littarelli, S. A. (2021). Covid-19, anxiety, and anxiety-related disorders. Eur Neuropsychopharmacol.

Dyfyniad Arddull Chicago

Fullana, Miquel A., and Sergio A. Littarelli. "Covid-19, Anxiety, and Anxiety-related Disorders." Eur Neuropsychopharmacol 2021.

Dyfyniad MLA

Fullana, Miquel A., and Sergio A. Littarelli. "Covid-19, Anxiety, and Anxiety-related Disorders." Eur Neuropsychopharmacol 2021.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.