APA引文

Cabrera, R. (1980). The influence of maternal age, birth order and socioeconomic status on infant mortality in Chile.

Citação norma Chicago

Cabrera, R. The Influence of Maternal Age, Birth Order and Socioeconomic Status On Infant Mortality in Chile. 1980.

MLA引文

Cabrera, R. The Influence of Maternal Age, Birth Order and Socioeconomic Status On Infant Mortality in Chile. 1980.

警告：這些引文格式不一定是100％准確.