Campbell, K. (2004). E-ffective writing for e-learning environments. Hersley, PA: INFOSCI.
Trích dẫn kiểu ChicagoCampbell, Kathy. E-ffective Writing for E-learning Environments. Hersley, PA: INFOSCI, 2004.
Deismireacht MLACampbell, Kathy. E-ffective Writing for E-learning Environments. Hersley, PA: INFOSCI, 2004.
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