Cita APA (7th ed.)

Cochran, W. G., & Moses, L. E. 1. . . .. (1983). Planning and analysis of observational studies. Wiley.

Cita Chicago (17th ed.)

Cochran, William Gemmel, i Lincoln E. 1921- Moses. Planning and Analysis of Observational Studies. New York: Wiley, 1983.

Cita MLA (9th ed.)

Cochran, William Gemmel, i Lincoln E. 1921- Moses. Planning and Analysis of Observational Studies. Wiley, 1983.