Não informado. (1974). Studies in science education. University of Leeds, Center for Studies in Science Education.
Chicagoスタイル(17版)引用形式Não informado. Studies in Science Education. Leeds, Inglaterra: University of Leeds, Center for Studies in Science Education, 1974.
MLA(8版)引用形式Não informado. Studies in Science Education. University of Leeds, Center for Studies in Science Education, 1974.
警告: この引用は必ずしも正確ではありません.