Dyfyniad APA

Herrera, X., & Xirinachs, Y. (2008). Health and the Environment in Central America According to the Model of Stress Factors.

Dyfyniad Arddull Chicago

Herrera, Xavier, y Yanina Xirinachs. Health and the Environment in Central America According to the Model of Stress Factors. 2008.

Dyfyniad MLA

Herrera, Xavier, y Yanina Xirinachs. Health and the Environment in Central America According to the Model of Stress Factors. 2008.

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