Young I. D., . (1993). Bailliere`s Clinical Paediatrics. London: Bailliere - Tindall.
Young I D, . 1993. Bailliere`s Clinical Paediatrics. London: Bailliere - Tindall.
Young I D, . Bailliere`s Clinical Paediatrics. London: Bailliere - Tindall. 1993.