1. Brown, S. I. and M. I. Walter: 1983, The Art of Problem Posing, Franklin Institute Press.
2. Buerk D.: 1982, ?An experience with some able women who avoid mathematics?, For the Learning of Mathematics 3(2), 19?24.
3. Burton, L.: 1984, Thinking Things Through, Basil Blackwell.
4. Burton, L. and R. Townsend: 1985, ?Girl-friendly mathematics?, Mathematics Teaching, 111.
5. Buxton, L.: 1981, Do You Panic about Mathematics?, Heinemann Education.