APA

Kahn H. A., Sempos C. T., . (1989). Statistical methods in epidemiology. New York: Oxford University.

Chicago

Kahn Harold A, Sempos Christopher T, . 1989. Statistical methods in epidemiology. New York: Oxford University.

Harvard

Kahn H. A., Sempos C. T., . (1989). Statistical methods in epidemiology. New York: Oxford University.

MLA

Kahn Harold A, Sempos Christopher T, . Statistical methods in epidemiology. New York: Oxford University. 1989.