APA citiranje

Rickham, P. P. (1950). Congenital Atresia of the Oesophagus.

Citação norma Chicago

Rickham, P. P. Congenital Atresia of the Oesophagus. 1950.

MLA citiranje

Rickham, P. P. Congenital Atresia of the Oesophagus. 1950.