APA (7th ed.) Citation

C, W., D, B., ME, W., & M, T. (1979). Letters. Nursing, 9(9), 4.

Chicago Style (17th ed.) Citation

C, Winchell, Beebe D, Walsh ME, and Telesco M. "Letters." Nursing 9, no. 9 (1979): 4.

MLA (9th ed.) Citation

C, Winchell, et al. "Letters." Nursing, vol. 9, no. 9, 1979, p. 4.