Cita APA (7a ed.)

Shelton, P., & Gavin, M. (2017). To helvetica and back (Unabridged.). Tantor Media.

Cita Chicago Style (17a ed.)

Shelton, Paige, y Marguerite Gavin. To Helvetica and Back. Unabridged. Old Saybrook: Tantor Media, 2017.

Cita MLA (8a ed.)

Shelton, Paige, y Marguerite Gavin. To Helvetica and Back. Unabridged. Tantor Media, 2017.

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