Gaya APA

on.), H, V, C, M, D, (, , ., msn,, J, M, K, C. (2003). Varney’s Midwifery (4). CANADA: jones and bartlett publishers.

Gaya MLA

on.), Helen, Varney,, Cnm,, Msn,, Dhl,, (h, , ., msn,, Jan, M., KrIebs,, Cnm,. "Varney’s Midwifery". 4 CANADA: jones and bartlett publishers, 2003. Electronic Resource.