APA (7th ed.) Citation

Knox, A. C. W., & Gueritz, J. E. F. (1961). The penguin handbook of first aid. Pengiun Books.

Chicago Style (17th ed.) Citation

Knox, A. C. White, and J. E. F. Gueritz. The Penguin Handbook of First Aid. Middlesex: Pengiun Books, 1961.

MLA (9th ed.) Citation

Knox, A. C. White, and J. E. F. Gueritz. The Penguin Handbook of First Aid. Pengiun Books, 1961.