Gaya APA

Development, A, S, F, T, &., Alden, J. (1998). A trainer's guide to web-based instuction . Alexandria: American Society for Training & Development.

Gaya MLA

Development, American, Society, For, Training, &., Alden, Jay. "A trainer's guide to web-based instuction". Alexandria: American Society for Training & Development, 1998. Text.