APA Citation

Ullmer, J. B. H. E. J. Educational comunications and technology an introduction. Wm. C. Brown Co.

Chicago Style Citation

Ullmer, John B. Haney Eldon J. Educational Comunications and Technology an Introduction. Wm. C. Brown Co.

MLA Citation

Ullmer, John B. Haney Eldon J. Educational Comunications and Technology an Introduction. Wm. C. Brown Co.

Warning: These citations may not always be 100% accurate.