McCormick, Mona. <br/><br/>
The New York Times guide to reference materials / 
by Mona McCormick. 
 - New York :  Warner Books,  c1979. 
 - 224 p. : ill. 
<br/><br/> Includes bibliography and index. 
<br/><br/> Original title: Who-what-when-where-how-why made easy. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference Books.