TY  - BOOK
AU  - Belkin, Paul
ED  - Congressional Research Service
TI  - NATO’s Wales Summit: : Expected Outcomes and Key Challenges 
PY  - 2014///
PB  - Congressional Research Service
KW  - Organización del Tratado del Atlántico Norte
UR  - http://fas.org/sgp/crs/row/R43698.pdf
ER  -