APA (7th ed.) Citation

Tingle, T. (1999). Storytelling presentation to students on 9/16/99. [publisher not identified].

Chicago Style (17th ed.) Citation

Tingle, Tim. Storytelling Presentation to Students on 9/16/99. [Place of publication not identified]: [publisher not identified], 1999.

MLA (9th ed.) Citation

Tingle, Tim. Storytelling Presentation to Students on 9/16/99. [publisher not identified], 1999.