Transforming Children's Mathematics Education International Perspectives Steffe Leslie P. Heftet / 1990 / Engelsk
New Thinking about the Taiwan Issue Theoretical insights into its origins, dynamics, and prospects Steffe Leslie P. Innbundet / 2012 / Engelsk
New Thinking about the Taiwan Issue Theoretical insights into its origins, dynamics, and prospects Steffe Leslie P. Heftet / 2014 / Engelsk
Transforming Children's Mathematics Education International Perspectives Steffe Leslie P. Innbundet / 1990 / Engelsk
Radical Constructivism in Action Building on the Pioneering Work of Ernst von Glasersfeld Steffe Leslie P. Heftet / 2016 / Engelsk
Radical Constructivism in Action Building on the Pioneering Work of Ernst von Glasersfeld Steffe Leslie P. Innbundet / 2000 / Engelsk
Development of Elementary Mathematical Concepts in Preschool Children Leushina A.M. Heftet / 1991 / Engelsk
