海量图书期刊资源,随时随地畅享阅读乐趣
Task, learner, and presentation interactions in television productionGwen C. Nugent; Thomas J. Tipton; David W. Brooks · 1980
Pictures, Audio, and Print: Symbolic Representation and Effect on LearningGwen C. Nugent · Educational Communication and Technology · 1982
Use and delivery of learning objects in k-12: The public television experienceGwen C. Nugent · 2005