MLA

Masuda, Munetaka, and Koichiro Niwa. Adult Congenital Heart Disease. Springer Singapore, 2017.

APA

Masuda, M., & Niwa, K. (2017). Adult Congenital Heart Disease. Springer Singapore.

Chicago

Masuda, Munetaka, and Koichiro Niwa. Adult Congenital Heart Disease. : Springer Singapore, 2017.