International Stattistical Institute text Helsinki IASS Topics August 1999 eng iii, 339 p. : ill; tab. ; 24 cm Statistika 311 INT p E2/224 - 250311 20250311083540 INLIS000000000002851 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)