![Ely, D. P., & Plomp, T. (1996). Classic writings on instructional technology (Vol. 1). Libraries Unlimited. [257 pp.]](https://i0.wp.com/ridlr.syr.edu/wp-content/uploads/2022/01/PlompBook2-scaled.jpg?fit=675%2C1024&ssl=1)
Ely, D. P., & Plomp, T. (1996). Classic writings on instructional technology (Vol. 1). Libraries Unlimited. [257 pp.]
Classic writings on instructional technology (Vol. 1)
Ely, D. P., & Plomp, T. (1996). Classic writings on instructional technology (Vol. 1). Libraries Unlimited. [257 pp.]
