APA引文

Vela-Esquivel, P. (2007). Stress and study, worrying combination. Universidad Autónoma de Tamaulipas.

Chicago Style (17th ed.) Citation

Vela-Esquivel, Paulina. Stress and Study, Worrying Combination. Universidad Autónoma de Tamaulipas, 2007.

MLA引文

Vela-Esquivel, Paulina. Stress and Study, Worrying Combination. Universidad Autónoma de Tamaulipas, 2007.

警告：这些引文格式不一定是100％准确.