TY  - BOOK
AU  - KRUGMAN Paul
AU  -  MELITZ Marc J
AU  -  OBSTFELD Maurice
TI  - International economics: Theory and policy   
SN  - 9781292019550
U1  - X:54, M8;Q5/TD 
PY  - 2015///
CY  - Boston
PB  - Pearson          
KW  - Commerce
N1  - Bibliography: 153-160p
ER  -