APA

Eckhardt G. S., . (1974). Command and control, 1950-1969. Washington: Dept. of the Army; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

Chicago

Eckhardt George S, . 1974. Command and control, 1950-1969. Washington: Dept. of the Army; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

Harvard

Eckhardt G. S., . (1974). Command and control, 1950-1969. Washington: Dept. of the Army; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.].

MLA

Eckhardt George S, . Command and control, 1950-1969. Washington: Dept. of the Army; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]. 1974.