Dittmann, K. (2024). Project Management (IPMA): Study Guide for Level d and Basic Certificate (GPM) (2nd ed.). Haufe-Lexware Verlag.
Chicago Style (17th ed.) CitationDittmann, Karen. Project Management (IPMA): Study Guide for Level D and Basic Certificate (GPM). 2nd ed. Freiburg: Haufe-Lexware Verlag, 2024.
MLA (9th ed.) CitationDittmann, Karen. Project Management (IPMA): Study Guide for Level D and Basic Certificate (GPM). 2nd ed. Haufe-Lexware Verlag, 2024.
Warning: These citations may not always be 100% accurate.