1990s - 5, 1997_531 @iMGSRC.RU

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.... by PJ PATSULA · 2001 · Cited by 1 — 5. Sookmyung Cyber Education Center screen capture of instructional interface. ..​.........152. 6. ... Training for Improved Performance Series by Athabasca University (1990). 16. ... ... variable of a study if the two variables are inseparable” (Porter, 1997, 531), i.e., the. 88ba313fa9