Gaya APA
Balaskan, Janet. (1997).
Easy exercises for pregnancy .
Jakarta:
Harper Collins Publisher.
Gaya Chicago
Balaskan, Janet.
Easy exercises for pregnancy.
Jakarta:
Harper Collins Publisher,
1997.
Buku Teks.
Gaya MLA
Balaskan, Janet.
Easy exercises for pregnancy.
Jakarta:
Harper Collins Publisher,
1997.
Buku Teks.
Gaya Turabian
Balaskan, Janet.
Easy exercises for pregnancy.
Jakarta:
Harper Collins Publisher,
1997.
Buku Teks.