APA Citation

Hardy, K., & Williams, K. S. (1860). The green book of mathematical problems. New York: Dover Publications Inc..

Chicago Style Citation

Hardy, Kenneth., and Kenneth S. Williams. The Green Book of Mathematical Problems. New York: Dover Publications Inc., 1860.

MLA Citation

Hardy, Kenneth., and Kenneth S. Williams. The Green Book of Mathematical Problems. New York: Dover Publications Inc., 1860.

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