Pelgrum, W. J., & Plomp, T. (1991). The Use of Computers in Education Worldwide: Results from a Comparative Survey in 18 Countries.
Chicago Style (17th ed.) CitationPelgrum, Willem J., and Tjeerd Plomp. The Use of Computers in Education Worldwide: Results from a Comparative Survey in 18 Countries. 1991.
MLA (9th ed.) CitationPelgrum, Willem J., and Tjeerd Plomp. The Use of Computers in Education Worldwide: Results from a Comparative Survey in 18 Countries. 1991.
Warning: These citations may not always be 100% accurate.