Worldmark chronology of the nations / 
Timothy L. Gall and Susan B. Gall, editors. 
 - Detroit :  Gale Group,  c1999. 
 - 4 v. :  ill., maps ;  29 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/>v. 1. Africa -- v. 2. Americas -- v. 3. Asia -- v. 4. Europe. 
<br/><br/><label>ISBN: </label>0787605212 (set) 0787605247 (v. 3) 0787605220 (v. 1) 0787605239 (v. 2) 0787605255 (v. 4) 
<br/><br/><label>LCCN: </label>99044217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography.