APA (7th ed.) Citation

Brunés, T. (1967). The Secrets of Ancient Geometry — and its Use.

Chicago Style (17th ed.) Citation

Brunés, Tons. The Secrets of Ancient Geometry — and Its Use. Copenhagen, 1967.

MLA (8th ed.) Citation

Brunés, Tons. The Secrets of Ancient Geometry — and Its Use. 1967.

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