APA aipamena

Kay, C. R. (1980). Progestogens before and after the menopause.

Chicago Style aipamena

Kay, C R. Progestogens Before and After the Menopause. 1980.

MLA aipamena

Kay, C R. Progestogens Before and After the Menopause. 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.