ISBN 9780931462450 books & textbook
Queen's Indian Defense: Petrosian System
Konikowski, Jerzy Janicki, Paul
Chess Enterprises /1986-07-01 Paperback / 100 Pages
isbn-10: 0931462452 / isbn-13: 9780931462450
Konikowski, Jerzy Janicki, Paul
Chess Enterprises /1986-07-01 Paperback / 100 Pages
isbn-10: 0931462452 / isbn-13: 9780931462450