00948nam a2200229 a 450000500170000000800410001701000170005804000230007505000230009808200250012111000670014624500890021326000840030230000250038644000430041150000390045450400410049365000470053465000480058165000210062971000680065020181210005340.0850315s1984    th     g b   i000 0 eng d  a   85130603   aDLCcDLCdBD-DhBPA00aHB850.3b.P66 198404219a371.51bUNP 1984  aUnesco Regional Office for Education in Asia and the Pacific. 00aPopulation education in mathematics :bsome sample lessons for the secondary level /  aBangkok :bUnesco Regional Office for Education in Asia and the Pacific,c1984.  aiii, 23 p. ;c27 cm. 0aPopulation education programme service  a"BKP/84/OPE/348-2500"--T.p. verso.  aIncludes bibliographical references. 0aPopulationxStudy and teaching (Secondary) 0aMathematicsxStudy and teaching (Secondary) 0aLesson planning.2 aUnesco.bRegional Office for Education in Asia and the Pacific.