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Project Management Professional: exam book. (). : Project Manajement Institute.

Gaya Chicago

Project Management Professional: exam book. . : Project Manajement Institute, . Monograf.

Gaya MLA

Project Management Professional: exam book. . : Project Manajement Institute, . Monograf.

Gaya Turabian

Project Management Professional: exam book. : Project Manajement Institute, . Monograf.