Geller, V., & Ryder, T. (2000). The powerful radio workbook: Prep, performance, post production planning : airchecking and other methods for developing talent and the programmers who manage them. M.Street Publications.

Geller, Valerie, and Turi Ryder. The Powerful Radio Workbook: Prep, Performance, Post Production Planning : Airchecking and Other Methods for Developing Talent and the Programmers Who Manage Them. Nashville, Tenn: M.Street Publications, 2000.

Geller, Valerie, and Turi Ryder. The Powerful Radio Workbook: Prep, Performance, Post Production Planning : Airchecking and Other Methods for Developing Talent and the Programmers Who Manage Them. M.Street Publications, 2000.