Royce, W. (2011). Eureka!: Discover and enjoy the hidden power of the English language = Discover and enjoy the hidden power of the English language. Morgan James Pub.
Chicago-Zitierstil (17. Ausg.)Royce, Walker. Eureka!: Discover and Enjoy the Hidden Power of the English Language = Discover and Enjoy the Hidden Power of the English Language. Garden City, N.Y: Morgan James Pub, 2011.
MLA-Zitierstil (9. Ausg.)Royce, Walker. Eureka!: Discover and Enjoy the Hidden Power of the English Language = Discover and Enjoy the Hidden Power of the English Language. Morgan James Pub, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.