Blended Learning Environments: Definitions and Directions. Osguthorpe; T, R.; Graham; and R, C. Quarterly Review of Distance Education, 4(3):227--33, 2003.
Paper bibtex @article{ osguthorpe_blended_2003,
title = {Blended {Learning} {Environments}: {Definitions} and {Directions}.},
volume = {4},
shorttitle = {Blended {Learning} {Environments}},
url = {http://eric.ed.gov/ERICWebPortal/recordDetail?accno=EJ678078},
number = {3},
urldate = {2012-06-29TZ},
journal = {Quarterly Review of Distance Education},
author = {Osguthorpe, R. T and Graham, C. R},
year = {2003},
pages = {227--33}
}