Gaya APA

Cook, K., Langton, H. (2009). Cardiothoracic Care for Children and Young People : A Multidisciplinary Approach . Canada: John Wiley & Sons.

Gaya MLA

Cook, Kerry., Langton, Helen. "Cardiothoracic Care for Children and Young People : A Multidisciplinary Approach". Canada: John Wiley & Sons, 2009. Text.