Hall, P. F. (1991). “Excellent knowledge”: Environmental Causes of Human Birth Defects.
Citación estilo ChicagoHall, Philip F. “Excellent Knowledge”: Environmental Causes of Human Birth Defects. 1991.
Cita MLAHall, Philip F. “Excellent Knowledge”: Environmental Causes of Human Birth Defects. 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.