Gaya APA
Heardman, H. (1996).
Senam hamil (relaxation & exercises for childbirth edisi 3: seri kesehatan wanita .
:
Arcan.
Gaya MLA
Heardman, Helen.
"Senam hamil (relaxation & exercises for childbirth edisi 3: seri kesehatan wanita".
:
Arcan,
1996.
Text.