Newlin, Joseph Thomas <br/><br/>
An Evaluation of the CSU extension teletips service as a useful and effective information delivery system / 
Joseph T. Newlin 
 - Greeley :  University of Northern ,  1983 
 - 186 p. :  ill. ;  21 cm. 
<br/><br/>Thesis (Ph.D.) - University of Northern Colorado, 1983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telephone systems