standard 3 : a problem-centred approach Teacher's guide Human, P. G. text sa Cape Town Nasou 1994 1st ed. monographic eng

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209 pages ; 21 x 30 cm Piet Human [and others]. Mathematics Study and teaching (Elementary) Mathematics Study and teaching (Elementary) 372.72044 0625025202 9780625025206 SZT 950226 20160224140209.0 ocn105027358 eng