TY  - BOOK
AU  - Garrison, D. Randy
TI  - E-learning in the 21st century: :a community of inquiry framework for research and practice
SN  - 9781138953567
U1  - 378.00285 
PY  - 2017///
CY  - New York
PB  - Routledge
KW  - Education, Higher-Computer network resources
KW  - Education, Higher-Effect of technological innovation on
KW  - Internet in higher education
KW  - Distance education
ER  -