BASTON, H., & HALL, J. (2011). Midewifery essentials antenatal. EGC.
Cita Chicago (17th ed.)BASTON, Helen, i Jennifer HALL. Midewifery Essentials Antenatal. EGC, 2011.
Cita MLA (9th ed.)BASTON, Helen, i Jennifer HALL. Midewifery Essentials Antenatal. EGC, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.