Cochran, W. G., & Cochran, W. G. (1977). Sampling Techniques William G. Cochran. John Wiley &Sons.
Citación estilo ChicagoCochran, William G., and William G. Cochran. Sampling Techniques William G. Cochran. John Wiley &Sons, 1977.
Cita MLACochran, William G., and William G. Cochran. Sampling Techniques William G. Cochran. John Wiley &Sons, 1977.
Warning: These citations may not always be 100% accurate.