What is the author's style in Goodbye, Darkness: A Memoir of the Pacific War by William Manchester?

The book is a personal memoir, as indicated by the secondary title, and it is presented as such throughout. While a good amount of historical fact is presented, the book nevertheless does not attempt to present an authoritative history of the Pacific Theater of the Second World War. Chapters typically comprise of a recounting of historical facts juxtaposed with the author's personal experiences.