Williams, A. L., & Fraser, J. (1990). Illness preceding sudden infant death.
Chicago Style CitationWilliams, A L., i J. Fraser. Illness Preceding Sudden Infant Death. 1990.
Cita MLAWilliams, A L., i J. Fraser. Illness Preceding Sudden Infant Death. 1990.
Atenció: Aquestes cites poden no estar 100% correctes.