APA (7th ed.) Citation

Buhler, J. (2002). Hat Tricks. Mathematical Intelligencer, 24(4), 44. https://doi.org/10.1007/BF03025323

Chicago Style (17th ed.) Citation

Buhler, J.P. "Hat Tricks." Mathematical Intelligencer 24, no. 4 (2002): 44. https://doi.org/10.1007/BF03025323.

MLA (9th ed.) Citation

Buhler, J.P. "Hat Tricks." Mathematical Intelligencer, vol. 24, no. 4, 2002, p. 44, https://doi.org/10.1007/BF03025323.