APA (7th ed.) Citation

Petruso, K. M. (1984). On Clay Tablets, Lead Discs, and Ancient Mathematics.

Chicago Style (17th ed.) Citation

Petruso, Karl M. On Clay Tablets, Lead Discs, and Ancient Mathematics. 1984.

MLA (8th ed.) Citation

Petruso, Karl M. On Clay Tablets, Lead Discs, and Ancient Mathematics. 1984.

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