MLA

Bertrand, and Ignacio Sánchez. Pediatric Respiratory Diseases: A Comprehensive Textbook. Springer International Publishing, 2020.

APA

Bertrand, B., & Sánchez, I. (2020). Pediatric Respiratory Diseases: A Comprehensive Textbook. Springer International Publishing.

Chicago

Bertrand, and Ignacio Sánchez. Pediatric Respiratory Diseases: A Comprehensive Textbook. : Springer International Publishing, 2020.