P. L. Gardner

Logical connectives in science: A summary of the findings

P. Gardner, P. L. Gardner, 1977 .

Attitudes to Science : A Review

P. Gardner, P. L. Gardner, 1975 .

Logical connectives in science: A preliminary report

P. Gardner, P. L. Gardner, 1975 .

The identification of specific difficulties with logical connectives in science among secondary school students

P. Gardner, P. L. Gardner, 1980 .