APA引文

Gentry, J. T., Parkhurst, E., & Bulin, G. V. (1959). An Epidemiological Study of Congenital Malformations in New York State.

Citação norma Chicago

Gentry, John T., Elizabeth Parkhurst, and George V. Bulin. An Epidemiological Study of Congenital Malformations in New York State. 1959.

MLA引文

Gentry, John T., Elizabeth Parkhurst, and George V. Bulin. An Epidemiological Study of Congenital Malformations in New York State. 1959.

警告：這些引文格式不一定是100％准確.