TY  - BOOK
AU  - Ward,J.LeRoy
AU  - Levin,Ginger
TI  - PMP exam: practice test and study guide 
SN  - 9781890367527 (pbk.) :
PY  - 2009///
CY  - Arlington, Va.
PB  - ESI International
KW  - Project management
KW  - Examinations
KW  - Study guides
N1  - References : p. 369-373
ER  -