PMP (R) Exam Practice Test and Study Guide, Tenth Edition
Autor
Ginger, Pmp, Pgmp Levin (Consultant, Lighthouse Point, Florida, Usa)
, J. Leroy, Pmp, Pgmp Ward (Ward Associates, Madison, Connecticut, Usa)
Revised edition of: PMP exam: practice test and study guide / J. LeRoy Ward, Ginger Levin. Ninth edition.