APA (7th ed.) Citation

Vitányi, P. M., & Wood, D. (1979). Computing the perimeter of a set of rectangles (Preprint.).

Chicago Style (17th ed.) Citation

Vitányi, Paul M., and Derick Wood. Computing the Perimeter of a Set of Rectangles. Preprint. Amsterdam, 1979.

MLA (9th ed.) Citation

Vitányi, Paul M., and Derick Wood. Computing the Perimeter of a Set of Rectangles. Preprint. 1979.

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