APA citiranje

Drummond, P., Clark, J., Wheeler, J., Galloway, A., Freeman, R., & Cant, A. (2000). Community acquired pneumonia—a prospective UK study. BMJ Group.

Citação norma Chicago

Drummond, P., J. Clark, J. Wheeler, A. Galloway, R. Freeman, and A. Cant. Community Acquired Pneumonia—a Prospective UK Study. BMJ Group, 2000.

MLA citiranje

Drummond, P., et al. Community Acquired Pneumonia—a Prospective UK Study. BMJ Group, 2000.