Clayton, S. G., & Newton, J. R. (1981). Obstetricia. Barcelona: Salvat.
Chicago Style CitationClayton, Stanley G., and John R. Newton. Obstetricia. Barcelona: Salvat, 1981.
MLA CitationClayton, Stanley G., and John R. Newton. Obstetricia. Barcelona: Salvat, 1981.
Warning: These citations may not always be 100% accurate.