Cita APA (7a ed.)

Gottschalk, P. T. (1981). A note on estimating treatment effects. Institute for Research on Poverty reprint series.

Cita Chicago Style (17a ed.)

Gottschalk, Peter T. "A Note on Estimating Treatment Effects." Institute for Research on Poverty Reprint Series 1981.

Cita MLA (8a ed.)

Gottschalk, Peter T. "A Note on Estimating Treatment Effects." Institute for Research on Poverty Reprint Series, 1981.