共 7 条
[1]
[Anonymous], THEORY PRACTICE ONLI
[4]
Patricia J., 2009, DISTANCE EDUC, V30, P291, DOI DOI 10.1080/01587910903236312
[5]
Polat E., 2008, ED TECHN DIST LEARN
[6]
Siragusa L., 2007, ICT PROVIDING CHOICE
[7]
Vayndorf-Sysoeva M., 2013, ATH 2013 6 INT GUID