00467 a2200157 4500 0335206336 372.72 PRI 1423 1657 Anghileri, Julia ed. Principles and practices in arithmetic teaching innovative approaches for the primary classroom Philadelphia Open University Press 2001 2001 xiv,206p. 22cm Education Elementary Education SR 30562 30562 0 0 0 0 SRC MAIN MAIN REF 2008-07-18 0 372.72PRI 10800 2017-08-30 00:00:00 0.00 2016-10-31 SR