1. New in Chess Yearbook 49 : The Grandmaster Guide to Chess Openings
by Sosonko Gena & Van Der Sterren Paul eds. 
Price: USD 29.95
Dealer: Biblio, Michael Diesman
Description: Netherlands: International Chess Database, Date: 1998. First Edition. Soft Cover. Fine. Illus. by b/w Illustrations. 1998. International Chess Database ISBN 9056910442 9789056910440 [US] 

2. New in Chess Yearbook 49: the Grandmaster Guide to Chess Openings
by Sosonko, Gena & Van Der Sterren, Paul (Eds. ) 
Price: USD 29.95
Dealer: Alibris, michael diesman via Alibris
Description: Netherlands International Chess Database 1998 First Edition Soft Cover b/w Illustrations Fine 

3. New in Chess Yearbook 49 : The Grandmaster Guide to Chess Openings
by Sosonko, Gena & Van Der Sterren, Paul (eds.) 
Price: USD 29.95
Dealer: Abebooks, michael diesman
Description: ISBN10: 9056910442, ISBN13: 9789056910440, [publisher: International Chess Database, Netherlands] Softcover [Fresh Meadows, NY, U.S.A.] [Publication Year: 1998]