O'Brien, Harry.
Maths plus K : teacher resources and management guide / Harry O'Brien, Greg Purcell, Debbie Scott. - St. Leonards, Aust. : Horwitz Publications, 1995. - 152 p. : ill.
0725313099
Mathematics--Study and teaching.
Maths plus K : teacher resources and management guide / Harry O'Brien, Greg Purcell, Debbie Scott. - St. Leonards, Aust. : Horwitz Publications, 1995. - 152 p. : ill.
0725313099
Mathematics--Study and teaching.