American Society for Psychoprophylaxis in Obstetrics. (1992). The Journal of perinatal education: An ASPO/Lamaze publication. American Society for Psychoprophylaxis in Obstetrics.
Cita Chicago Style (17a ed.)American Society for Psychoprophylaxis in Obstetrics. The Journal of Perinatal Education: An ASPO/Lamaze Publication. Washington, DC: American Society for Psychoprophylaxis in Obstetrics, 1992.
Cita MLA (9a ed.)American Society for Psychoprophylaxis in Obstetrics. The Journal of Perinatal Education: An ASPO/Lamaze Publication. American Society for Psychoprophylaxis in Obstetrics, 1992.
Precaución: Estas citas no son 100% exactas.