Cita APA

International Program of Laboratories for Population Statistics. (1978). A basic demographic questionnaire: Data collection and analyses in sample surveys. International Program of Laboratories for Population Statistics, University of North Carolina at Chapel Hill.

Citación estilo Chicago

International Program of Laboratories for Population Statistics. A Basic Demographic Questionnaire: Data Collection and Analyses in Sample Surveys. Chapel Hill: International Program of Laboratories for Population Statistics, University of North Carolina at Chapel Hill, 1978.

Cita MLA

International Program of Laboratories for Population Statistics. A Basic Demographic Questionnaire: Data Collection and Analyses in Sample Surveys. International Program of Laboratories for Population Statistics, University of North Carolina at Chapel Hill, 1978.