APA

Donlon R. H. C., Rogers W., . (1965). Outpost of freedom. New York: McGraw-Hill.

Chicago

Donlon Roger H C, Rogers Warren, . 1965. Outpost of freedom. New York: McGraw-Hill.

Harvard

Donlon R. H. C., Rogers W., . (1965). Outpost of freedom. New York: McGraw-Hill.

MLA

Donlon Roger H C, Rogers Warren, . Outpost of freedom. New York: McGraw-Hill. 1965.