Horner, John R. <br/><br/>
Digging dinosaurs / 
John R. Horner and James Gorman ; illustrated by Donna Braginetz and Kris Ellingsen. 
 - New York :  Workman Pub.,  1988. 
 - 210 p., [8] p. of plates :  ill. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 201-205. 
<br/><br/><label>ISBN: </label>0894802208 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dinosaurs--Montana--Willow Creek Region<br/>Fossils--Collection and preservation--Montana