Ryan, Michael  1945-.
Writing for print and digital media /
Michael Ryan, James W. Tankard, Jr. 
. - Boston : McGraw-Hill,  2005 
. - xxv, 468, A-62, I-16 p.  ill., tab.  23 cm. 
<br/><label>  ISBN: </label>0-07-286735-3 0-07-305313-9