APA (7th ed.) Citation

AI, H. (2000). Progress and decline. Operative dentistry, 25(2), 73.

Chicago Style (17th ed.) Citation

AI, Hamilton. "Progress and Decline." Operative Dentistry 25, no. 2 (2000): 73.

MLA (9th ed.) Citation

AI, Hamilton. "Progress and Decline." Operative Dentistry, vol. 25, no. 2, 2000, p. 73.