Gaya APA
Alexander, J., Levy, V. (1991).
Midwifery Practice Antenatal Care a Research - Based Approach .
London:
Macmillan Press.
Gaya MLA
Alexander, Jo., Levy, Valerie.
"Midwifery Practice Antenatal Care a Research - Based Approach".
London:
Macmillan Press,
1991.
Buku Text.