Gaya APA
Maternity Nursing. (1992).
New York:
J.B.Lippincott company.
Gaya Chicago
Maternity Nursing.
17.
New York:
J.B.Lippincott company,
1992.
Text.
Gaya MLA
Maternity Nursing.
17.
New York:
J.B.Lippincott company,
1992.
Text.
Gaya Turabian
Maternity Nursing.
New York:
J.B.Lippincott company,
1992.
Print.