WHO. (1996). Obstructed labour module. education material for teachers of midwifery. WHO.
Cita Chicago Style (17a ed.)WHO. Obstructed Labour Module. Education Material for Teachers of Midwifery. WHO, 1996.
Cita MLA (9a ed.)WHO. Obstructed Labour Module. Education Material for Teachers of Midwifery. WHO, 1996.
Precaución: Estas citas no son 100% exactas.