Jones, Peter L.
A study of proportional reasoning / Peter L. Jones. - Lae : Papua New Guinea University of Technology, Dept. of Mathematics, 1979. - 12p. - Report (Papua NEw Guinea University of Technology. Department of Mathematics) ; no. 12 .
Thought and thinking.
Mathematics--Study and teaching.
Logic.
A study of proportional reasoning / Peter L. Jones. - Lae : Papua New Guinea University of Technology, Dept. of Mathematics, 1979. - 12p. - Report (Papua NEw Guinea University of Technology. Department of Mathematics) ; no. 12 .
Thought and thinking.
Mathematics--Study and teaching.
Logic.