APA (7th ed.) Citation

Ehrenborg, J., & Mattock, J. (1997). Powerful presentations: Simple ideas for making a real impact (2nd ed.). Kogan Page.

Chicago Style (17th ed.) Citation

Ehrenborg, Jöns, and John Mattock. Powerful Presentations: Simple Ideas for Making a Real Impact. 2nd ed. London: Kogan Page, 1997.

MLA (8th ed.) Citation

Ehrenborg, Jöns, and John Mattock. Powerful Presentations: Simple Ideas for Making a Real Impact. 2nd ed. Kogan Page, 1997.