APA (7th ed.) Citation

Høyrup, J. (1993). On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics.

Chicago Style (17th ed.) Citation

Høyrup, J. On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics. 1993.

MLA (8th ed.) Citation

Høyrup, J. On Subtractive Operations, Subtractive Numbers, and Purportedly Negative Numbers in Old Babylonian Mathematics. 1993.

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