Harrold, A. J. (1977). Problems in congenital dislocation of the hip.
Citação norma ChicagoHarrold, A J. Problems in Congenital Dislocation of the Hip. 1977.
MLA引文Harrold, A J. Problems in Congenital Dislocation of the Hip. 1977.
警告：這些引文格式不一定是100％准確.