Understanding mathematics 4 : Teacher's resource book.
Cox, C.J.
Understanding mathematics 4 : Teacher's resource book. - 2nd ed. - London : John Murray, 1992. - vi, 278 p. ill. 30 cm.
0719550319
510 COX
Understanding mathematics 4 : Teacher's resource book. - 2nd ed. - London : John Murray, 1992. - vi, 278 p. ill. 30 cm.
0719550319
510 COX