Cita APA

Simmons, W. R. (1972). Operational control of sample surveys. Chapel Hill, N.C.: International Program of Laboratories for Population Statistics.

Citación estilo Chicago

Simmons, Walt R. Operational Control of Sample Surveys. Chapel Hill, N.C.: International Program of Laboratories for Population Statistics, 1972.

Cita MLA

Simmons, Walt R. Operational Control of Sample Surveys. Chapel Hill, N.C.: International Program of Laboratories for Population Statistics, 1972.