Aviation safety downgrade a challenge for RP tourism por Ortiz, Margaux

US move perils $4.8 B tourism industry por Lucas, Daxim

RP aviation up for a new audit por Quismundo, Tarra

Int'l civil air agency cites security at Naia terminals por Quismundo, Tarra

Upgrade of airports rating seen in 2009 por Quismundo, Tarra

The 2008 Brown Center report on American education how well are American students learning? : with sections on international assessments, the misplaced math student, and urban scho... por Loveless, Tom 1954-

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Health measurement scales a practical guide to their development and use por Streiner, David L.

Assessment in early childhood education por Wortham, Sue Clark 1935-

Are you being served? new tools for measuring service delivery

Hospital and public health safety por Charles, C.