共 88 条
[1]
Adler R. P., 2008, EDUCAUSE, V43, P17
[3]
Alexander B., 2006, EDUCAUSE REV, V41, P33
[4]
[Anonymous], 2006, 2 LIFE HERALD
[5]
[Anonymous], 2007, 2 LIFE HERALD
[6]
Bachman L. F., 1997, FUNDAMENTAL CONSIDER
[7]
Bardovi-Harlig K, 2001, PRAGMATICS LANGUAGE, P33, DOI DOI 10.1017/CBO9781139524797.005
[8]
Belz J., 2006, INTERNET MEDIATED IN
[9]
Belz JA, 2003, LANG LEARN TECHNOL, V7, P68
[10]
Bloch J, 2007, LANG LEARN TECHNOL, V11, P128