How Well Do High-Quality Online Courses Employ Merrill’s First Principles of Instruction?
2015 ◽
Vol 40
(3)
◽
pp. 304-313
◽
2019 ◽
Vol 48
(4)
◽
pp. 493-517
2018 ◽
Vol 34
(4)
◽
pp. 201-218
◽
2020 ◽
2017 ◽
Vol 33
(2)
◽
pp. 295-326
◽
2020 ◽