Não informado. (1961). Australian and New Zealand Journal of Obstetrics and Gynaecology. Australian and New Zealand, Council of the Royal College of Obstetricians.
Chicago-referens (17:e uppl.)Não informado. Australian and New Zealand Journal of Obstetrics and Gynaecology. Melbourne, Australia: Australian and New Zealand, Council of the Royal College of Obstetricians, 1961.
MLA-referens (8:e uppl.)Não informado. Australian and New Zealand Journal of Obstetrics and Gynaecology. Australian and New Zealand, Council of the Royal College of Obstetricians, 1961.
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