Cita APA (7a ed.)
Petersen, C., & Ure, B. (2017). Thoracic surgery in children and adolescents. De Gruyter.
Cita Chicago Style (17a ed.)
Petersen, Claus, y B. Ure. Thoracic Surgery in Children and Adolescents. Berlin, [Germany] ; Boston, [Massachusetts]: De Gruyter, 2017.
Cita MLA (9a ed.)
Petersen, Claus, y B. Ure. Thoracic Surgery in Children and Adolescents. De Gruyter, 2017.
Precaución: Estas citas no son 100% exactas.