APA (7th ed.) Citation

Landrum, P. A., Fellenz, R. A., Schmidt, N. G., & Tolson, H. (1985). Factors influencing adherence to positive health behaviors.

Chicago Style (17th ed.) Citation

Landrum, Peggy Ann, Robert A. Fellenz, Norma G. Schmidt, and Homer Tolson. Factors Influencing Adherence to Positive Health Behaviors. 1985.

MLA (9th ed.) Citation

Landrum, Peggy Ann, et al. Factors Influencing Adherence to Positive Health Behaviors. 1985.