TY - BOOK TI - Procedings of a seminar for recipients of research grants: sampling for quantitative analysis U1 - 001.4 PY - 1988/// CY - Colombo PB - Natural Resources, Energy & Science Authority KW - Research KW - Quantitative analysis [ N1 - Procedings of a seminar for recipients of research grants, 16 October 1987 - NARESA ER -