1. Piaget, and beyond;Aebli;Interchange,1970
2. How to construct achievement tests to assess comprehension;Anderson;Review of Educational Research,1972
3. St. Lucia graded word reading test;Andrews,1969
4. What do pupils write?;Annells,1975
5. Australian Council for Educational Research. ACER mathematics profile series, operations test. Melbourne, Australia: ACER, 1977.