APA (7th ed.) Citation

Helmstetter, S., & Martin, D. (2021). Negative self-talk and how to change it ([First edition].). Ascent Audio.

Chicago Style (17th ed.) Citation

Helmstetter, Shad, and Douglas Martin. Negative Self-talk and How to Change It. [First edition]. [Place of publication not identified]: Ascent Audio, 2021.

MLA (9th ed.) Citation

Helmstetter, Shad, and Douglas Martin. Negative Self-talk and How to Change It. [First edition]. Ascent Audio, 2021.