Traders, Guns and Money:
http://www.amazon.co.uk/Traders-Guns-Money-Unknowns-Derivatives/dp/0273704745/ref=sr_1_1/202-5284217-3925466?ie=UTF8&s=books&qid=1192671383&sr=1-1
Poker Face of Wall Street
http://www.amazon.co.uk/Poker-Face-Wall-Street/dp/0471770574/ref=sr_1_2/202-5284217-3925466?ie=UTF8&s=books&qid=1192671827&sr=1-2
Derivatives Models on Models
http://www.amazon.co.uk/Derivatives-Models-Espen-Gaarder-Haug/dp/0470013222/ref=sr_1_1/202-5284217-3925466?ie=UTF8&s=books&qid=1192671492&sr=1-1
Scaling Software Agility
http://www.amazon.co.uk/Scaling-Software-Agility-Enterprises-Development/dp/0321458192/ref=sr_1_1/202-5284217-3925466?ie=UTF8&s=books&qid=1192671871&sr=1-1