Citação norma APA

Campbell, N. C., Thain, J., Deans, H. G., Ritchie, L. D., Rawles, J. M., & Squair, J. L. (1998). Secondary prevention clinics for coronary heart disease: Randomised trial of effect on health. British Medical Journal.

Citação norma Chicago

Campbell, Neil C., Joan Thain, H George Deans, Lewis D. Ritchie, John M. Rawles, and Janet L. Squair. Secondary Prevention Clinics for Coronary Heart Disease: Randomised Trial of Effect On Health. British Medical Journal, 1998.

Citação norma MLA

Campbell, Neil C., et al. Secondary Prevention Clinics for Coronary Heart Disease: Randomised Trial of Effect On Health. British Medical Journal, 1998.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.