Παραπομπή APA

Urrutia, J. J., Mata Jiménez, L., Trent, F., Cruz, J., Villatoro, E., & Alexander, R. (1975). Infection and Low Birth Weight in a Developing Country.

Παραπομπή Chicago Style

Urrutia, Juan José, Leonardo Mata Jiménez, Frederick Trent, Jose Cruz, Elba Villatoro, και Russell Alexander. Infection and Low Birth Weight in a Developing Country. 1975.

Παραπομπή MLA

Urrutia, Juan José, et al. Infection and Low Birth Weight in a Developing Country. 1975.

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