APA

Jeffries C., . (1956). The colonial office. Gran Bretana: George Allen.

Chicago

Jeffries Charles, . 1956. The colonial office. Gran Bretana: George Allen.

Harvard

Jeffries C., . (1956). The colonial office. Gran Bretana: George Allen.

MLA

Jeffries Charles, . The colonial office. Gran Bretana: George Allen. 1956.