APA (7th ed.) Citation

Royston,Angela. (2002). Why do i vomit?: And other questions about digestion. Heinemann.

Chicago Style (17th ed.) Citation

Royston,Angela. Why Do I Vomit?: And Other Questions About Digestion. Great Britain: Heinemann, 2002.

MLA (9th ed.) Citation

Royston,Angela. Why Do I Vomit?: And Other Questions About Digestion. Heinemann, 2002.

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