APA (7th ed.) Citation

RN, B. (2000). Dateline: January 1, 2000: happy millennium!? That all depends on your perspective of the possible. Geriatrics, 55(1), 12.

Chicago Style (17th ed.) Citation

RN, Butler. "Dateline: January 1, 2000: Happy Millennium!? That All Depends on Your Perspective of the Possible." Geriatrics 55, no. 1 (2000): 12.

MLA (9th ed.) Citation

RN, Butler. "Dateline: January 1, 2000: Happy Millennium!? That All Depends on Your Perspective of the Possible." Geriatrics, vol. 55, no. 1, 2000, p. 12.