Johansen, Bruce (December 2012). "Video for the Classroom". Journalism & Mass Communication Educator. 67 (4): 421–422. doi:10.1177/1077695812462355. S2CID147115434.
Johansen, Bruce (December 2012). "Video for the Classroom". Journalism & Mass Communication Educator. 67 (4): 421–422. doi:10.1177/1077695812462355. S2CID147115434.