APA (7th ed.) Citation

Guarner, C., & Enríquez, J. (2008). Hepatitis C. Marge Medica Books.

Chicago Style (17th ed.) Citation

Guarner, Carlos, and Jaime Enríquez. Hepatitis C. Barcelona: Marge Medica Books, 2008.

MLA (9th ed.) Citation

Guarner, Carlos, and Jaime Enríquez. Hepatitis C. Marge Medica Books, 2008.