Cita APA (7a ed.)
PULLAN, C., & HULL, D. ROUTINE IMMUNISATION OF PRETERM INFANTS.
Cita Chicago Style (17a ed.)
PULLAN, C.R, y D. HULL. ROUTINE IMMUNISATION OF PRETERM INFANTS.
Cita MLA (9a ed.)
PULLAN, C.R, y D. HULL. ROUTINE IMMUNISATION OF PRETERM INFANTS.
Precaución: Estas citas no son 100% exactas.