APA ציטוט

Heardman, h. (1987). Melahirkan secara alamiah (A way to natural childbirth). EGC.

Chicago Style (17th ed.) Citation

Heardman, helen. Melahirkan Secara Alamiah (A Way to Natural Childbirth). EGC, 1987.

ציטוט MLA

Heardman, helen. Melahirkan Secara Alamiah (A Way to Natural Childbirth). EGC, 1987.