Little, R. E. (1999). Weight gain and relation to maternal smoking. BMJ Group.
Citación estilo ChicagoLittle, R. E. Weight Gain and Relation to Maternal Smoking. BMJ Group, 1999.
Cita MLALittle, R. E. Weight Gain and Relation to Maternal Smoking. BMJ Group, 1999.
Precaución: Estas citas no son 100% exactas.