Verboomen, G., & Probert, C. (2015). Peter principle. 50 Minutes.
Chicago Style (17th ed.) CitationVerboomen, Gabriel, and Carly Probert. Peter Principle. Namur: 50 Minutes, 2015.
MLA (9th ed.) CitationVerboomen, Gabriel, and Carly Probert. Peter Principle. 50 Minutes, 2015.
Warning: These citations may not always be 100% accurate.