Sutherst, J. R., & Burke, M. (1975). Letter: Rubella in pregnancy: a difficult diagnosis.
Citação norma ChicagoSutherst, J R., and M. Burke. Letter: Rubella in Pregnancy: A Difficult Diagnosis. 1975.
MLA引文Sutherst, J R., and M. Burke. Letter: Rubella in Pregnancy: A Difficult Diagnosis. 1975.
警告：這些引文格式不一定是100％准確.