Cita APA (7a ed.)

Robins, J. (1987). A graphical approach to the identification and estimation of causal parameters in mortality studies with sustained exposure periods.

Cita Chicago Style (17a ed.)

Robins, James. A Graphical Approach to the Identification and Estimation of Causal Parameters in Mortality Studies with Sustained Exposure Periods. 1987.

Cita MLA (8a ed.)

Robins, James. A Graphical Approach to the Identification and Estimation of Causal Parameters in Mortality Studies with Sustained Exposure Periods. 1987.