APA (7th ed.) Citation

Romer, J., & Romer, E. (1995). The seven wonders of the world: A history of the modern imagination (1. publ.). O'Mara.

Chicago Style (17th ed.) Citation

Romer, John, and Elizabeth Romer. The Seven Wonders of the World: A History of the Modern Imagination. 1. publ. London: O'Mara, 1995.

MLA (9th ed.) Citation

Romer, John, and Elizabeth Romer. The Seven Wonders of the World: A History of the Modern Imagination. 1. publ. O'Mara, 1995.