APA ציטוט

Higgins, I. T., Gilson, J. C., Ferris, B. G., Waters, M. E., Campbell, H., & Higgins, M. W. (1968). Environmental epidemiology. IV. Chronic respiratory disease in an industrial town: A nine-year follow-up study. Preliminary report.

Citação norma Chicago

Higgins, I T., J C. Gilson, B G. Ferris, M E. Waters, H. Campbell, and M W. Higgins. Environmental Epidemiology. IV. Chronic Respiratory Disease in an Industrial Town: A Nine-year Follow-up Study. Preliminary Report. 1968.

ציטוט MLA

Higgins, I T., et al. Environmental Epidemiology. IV. Chronic Respiratory Disease in an Industrial Town: A Nine-year Follow-up Study. Preliminary Report. 1968.