Unwin, D. (1969). Media and methods: Instructional technology in higher education. McGraw-Hill.
Chicago-čujuhus (17. p.)Unwin, Derick. Media and Methods: Instructional Technology in Higher Education. Londres: McGraw-Hill, 1969.
MLA-čujuhus (9. p.)Unwin, Derick. Media and Methods: Instructional Technology in Higher Education. McGraw-Hill, 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.