ROBINSON, S. (1996). Midwives, research and childbirth volome.4. Businness Media.
Chicago-čujuhus (17. p.)ROBINSON, Sarah. Midwives, Research and Childbirth Volome.4. Businness Media, 1996.
MLA-čujuhus (9. p.)ROBINSON, Sarah. Midwives, Research and Childbirth Volome.4. Businness Media, 1996.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.