Gaya APA
Belaskas, Janet. (1994).
The Encyclopedia of Pregnancy and Birth .
London:
Litle,Brown Book.
Gaya Chicago
Belaskas, Janet.
The Encyclopedia of Pregnancy and Birth.
London:
Litle,Brown Book,
1994.
Buku Teks.
Gaya MLA
Belaskas, Janet.
The Encyclopedia of Pregnancy and Birth.
London:
Litle,Brown Book,
1994.
Buku Teks.
Gaya Turabian
Belaskas, Janet.
The Encyclopedia of Pregnancy and Birth.
London:
Litle,Brown Book,
1994.
Buku Teks.