APA

Downs R. B., . (1960). The first freedom. Chicago: American Library Association.

Chicago

Downs Robert Bingham, . 1960. The first freedom. Chicago: American Library Association.

Harvard

Downs R. B., . (1960). The first freedom. Chicago: American Library Association.

MLA

Downs Robert Bingham, . The first freedom. Chicago: American Library Association. 1960.