APA Citation

(2004). mengajar metode ovulasi billings (cet. 5.). yogyakarta: Kanisius.

Chicago Style Citation

Mengajar Metode Ovulasi Billings. cet. 5. yogyakarta: Kanisius, 2004.

MLA Citation

Mengajar Metode Ovulasi Billings. cet. 5. yogyakarta: Kanisius, 2004.

Warning: These citations may not always be 100% accurate.