Natural birth control for avoiding or achieving pregnancy the dry or wet method (the ovulation or vaginal mucus method)

Natural birth control for avoiding or achieving pregnancy the dry or wet method (the ovulation or vaginal mucus method)

Xehetasun bibliografikoak
Egile nagusia: Alba, Jose R.
Beste egile batzuk: Alba, Rey C.
Formatua: Liburua
Hizkuntza:English
Argitaratua: Makati, Metro Manila Alba Natural Family Planning Organization c1990,1993.
Edizioa:3rd ed.
Gaiak:
Birth control > Philippines.