"BUSINESS & ECONOMICS / Industrial Management" . . "BUSINESS & ECONOMICS / Organizational Behavior" . . "Organisatieleer." . . "projectmanagement." . . . . . . . . . . . "Electronic books"@en . "Guide to project management"@en . . "HBR's guide to project management"@en . "HBR's guide to project management" . . . . . . . "BUSINESS & ECONOMICS / Management" . . "BUSINESS & ECONOMICS / Management Science" . .