Frank E. Ritter - Böcker

Av Frank E. Ritter, Josef Nerb, Erno Lehtinen, Timothy O'Shea, USA) Ritter, Frank E. (Associate Professor of Information Sciences, Associate Professor of Information Sciences, The Pennsylvania State University, Germany) Nerb, Josef (Professor of Psychology, Professor of Psychology, University of Freiburg, Finland) Lehtinen, Erno (Professor of Education, Professor of Education, University of Turku, UK) O'Shea, Timothy (Principal, Principal, Edinburgh University, Frank E Ritter, Timothy M O'Shea

Inbunden, Engelska, 2007

Av Frank E. Ritter, Gordon D. Baxter, Elizabeth F. Churchill

Häftad, Engelska, 2014

Av Frank E Ritter, Amanda C Clase, Stephanie Leigh Harvill, Frank E. Ritter, Amanda C. Clase, E Ritter, Frank, C Clase, Amanda

Häftad, Engelska, 2020

Av Jacob D. Oury, Frank E. Ritter

Häftad, Engelska, 2021