[Bazuul]

these 12 are the ones i have either loaned out the most or i have bought multiple copies as gifts:

Hold 'em Poker for Advanced Players - Sklansky
The Theory of Poker - Sklansky
Getting the Best of it! - Sklansky
Harrington on Hold 'em Volume 1 - Harrington, Robertie
Harrington on Hold 'em Volume 2 - Harrington, Robertie
Small Stakes Hold 'em - Miller, Sklansky, Malmuth
Phil Gordon's Little Green Book - Gordon
Tournament Poker for Advanced Players - Sklansky
Weighing the Odds in Hold 'em Poker - Yao
Professional Poker - Blade
Zen and the Art of Poker - Phillips
Getting Started in Hold 'em - Miller