APA

Ash Carter, Inside the Five-Sided Box: Lessons from a Lifetime of Leadership in the Pentagon. New York: Dutton, 2019: .

Chicago

Ash Carter, Inside the Five-Sided Box: Lessons from a Lifetime of Leadership in the Pentagon. New York: Dutton, 2019: .

Harvard

Ash Carter, Inside the Five-Sided Box: Lessons from a Lifetime of Leadership in the Pentagon. New York: Dutton, 2019: .

MLA

New York: Dutton, 2019: . .