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Vista MARC
Mason, John, 1944- (Nombre personal)
His Thinking mathematically, 1982: CIP t.p. (John Mason) data sheet (b. 3/23/44)
Researching your own practice, 2002: t.p. (John Mason)
Personal communication with author, Jun. 11, 2002 (John Healey Mason; b. Mar. 23, 1944; Prof., Centre of Mathematics Education, Open Univ.)