Conference Board of the Mathematical Sciences, United States Commission on Mathematical Instruction, International Commission on Mathematical Instruction, International Congress of Mathematicians, & Begle, E. G. (1966). The role of axiomatics and problem solving in mathematics. Ginn.
Παραπομπή σε μορφή Chicago (17η εκδ.)Conference Board of the Mathematical Sciences, United States Commission on Mathematical Instruction, International Commission on Mathematical Instruction, International Congress of Mathematicians, και Edward Griffith Begle. The Role of Axiomatics and Problem Solving in Mathematics. [Boston]: Ginn, 1966.
Παραπομπή σε μορφή MLA (9th εκδ.)Conference Board of the Mathematical Sciences, et al. The Role of Axiomatics and Problem Solving in Mathematics. Ginn, 1966.
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