APA aipamena

Balanzó, J., & Enríquez, J. (2007). Hepatitis B. Marge Books.

Chicago Style aipamena

Balanzó, Joaquim, and Jaime Enríquez. Hepatitis B. Barcelona: Marge Books, 2007.

MLA aipamena

Balanzó, Joaquim, and Jaime Enríquez. Hepatitis B. Marge Books, 2007.