Cita APA (7a ed.)

Kern, F. (2019). Proven Pricing Strategies. Scribl.

Cita Chicago Style (17a ed.)

Kern, Frank. Proven Pricing Strategies. Hanover, NH: Scribl, 2019.

Cita MLA (8a ed.)

Kern, Frank. Proven Pricing Strategies. Scribl, 2019.