E-learning and the science of instructionRuth Colvin Clark · First published 2003 · Latest edition 2011Open the Tome
Graphics For Learning Proven Guidelines For Planning Designing And Evaluating Visuals In Training MaterialsRuth Colvin Clark · First published 2010Open the Tome
Developing Technical Training A Structured Approach for Developing Classroom & Computerbased Instructional Materials, EditionRuth Colvin Clark · First published 1999Open the Tome