APA

Benson W. S., . (1923). The merchant marine: "a necessity in time of war, a source of independence and strength in time of peace". New York: Macmillan.

Chicago

Benson William S, . 1923. The merchant marine: "a necessity in time of war, a source of independence and strength in time of peace". New York: Macmillan.

Harvard

Benson W. S., . (1923). The merchant marine: "a necessity in time of war, a source of independence and strength in time of peace". New York: Macmillan.

MLA

Benson William S, . The merchant marine: "a necessity in time of war, a source of independence and strength in time of peace". New York: Macmillan. 1923.