00603nam a2200193 4500 u2443 SIRSI 20250825174849.0 210325n 000 0 eng u 0849389178 622.7 P56 1993 Pitard, Francis F. Pierre Gy's sampling theory and sampling practice: heterogeneity, sampling correctness, and statistical process control Second edition Boca Raton, USA : CRC Press, 1993 488 páginas Muestreo (Estadística) Minerales Muestreo y estimación 1136 1136 2026-03-12 00:00:00 004583 622.7 P56 1993 004583 1 2025-08-25 BOOK 0 0 0 COL_GRAL 0 BCENTRAL BCENTRAL 2021-03-25