MLA

Nakamura, Hiroyuki; Aoshiba, Kazutetsu, and Kazutetsu Aoshiba. Chronic Obstructive Pulmonary Disease. Springer Singapore, 2017.

APA

Nakamura, K., & Aoshiba, K. (2017). Chronic Obstructive Pulmonary Disease. Springer Singapore.

Chicago

Nakamura, Hiroyuki; Aoshiba, Kazutetsu, and Kazutetsu Aoshiba. Chronic Obstructive Pulmonary Disease. : Springer Singapore, 2017.