O'Brien, J. R., Usher, R. H., & Maughan, G. B. (1966). Causes of Birth Asphyxia and Trauma.
Citação norma ChicagoO'Brien, John R., Robert H. Usher, and George B. Maughan. Causes of Birth Asphyxia and Trauma. 1966.
MLA引文O'Brien, John R., Robert H. Usher, and George B. Maughan. Causes of Birth Asphyxia and Trauma. 1966.
警告:這些引文格式不一定是100%准確.