APA (7th ed.) Citation

K, D., & DM, M. (1999). Beware the slippery slope! Emergency medical services, 28(3), 28.

Chicago Style (17th ed.) Citation

K, Dernocoeur, and Meade DM. "Beware the Slippery Slope!" Emergency Medical Services 28, no. 3 (1999): 28.

MLA (9th ed.) Citation

K, Dernocoeur, and Meade DM. "Beware the Slippery Slope!" Emergency Medical Services, vol. 28, no. 3, 1999, p. 28.