Cita APA (7th ed.)

American Academy of Pediatrics. (2002). Pediatrics Nº 4. American Academy.

Cita Chicago (17th ed.)

American Academy of Pediatrics. Pediatrics Nº 4. Barcelona: American Academy, 2002.

Cita MLA (9th ed.)

American Academy of Pediatrics. Pediatrics Nº 4. American Academy, 2002.