APA (7th ed.) Citation

Duckworth, H. (1990). Premenstrual syndrome: Your options. Attic Press.

Chicago Style (17th ed.) Citation

Duckworth, Helen. Premenstrual Syndrome: Your Options. Dublin: Attic Press, 1990.

MLA (8th ed.) Citation

Duckworth, Helen. Premenstrual Syndrome: Your Options. Attic Press, 1990.

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