00311    a2200097   4500020001800000082001600018100000500034245007700039260007500116300002200191  a9780472068616  a327.072 SPR  a  aModels, Numbers, and Cases: Methods for Studying International Relations  aUniversity of Michigan PressbAnn Arbor, Michigan, United Statesc2004  a412 pages ; 24 cm