00710cam a22002293 4500 1609904 BD-DhUL 20150106083912.0 870806s1974 wea 000 0 eng d 1609904 ANL eng ANL BD-DhUL anuc 660.76 KIC Chemical calculations. 1. teachers' guide / Education Department of Western Australia. Rev. ed. [Perth] : Education Dept. of W.A., 1974. 12 p. ; 27 cm. At head of title: Lower secondary science. Chemistry Mathematics Study and teaching (Secondary) ddc BK ANL eng Np 540.712941 W527 27679 27679 0 0 ddc 0 660_760000000000000_KIC 0 NFIC 51948 DUSL DUSL GEN 2058-12-30 Purchased 660.76 KIC A6443 2015-01-06 2015-01-06 BK