Forgive me if I am posting in the wrong area or someone has already posted this but amazon has the official strategy guide for $11.99.
http://www.amazon.com/gp/product/0761552766/qid=1143771592/sr=2-1/ref=pd_bbs_b_2_1/102-6210823-7995332?s=books&v=glance&n=283155