APA

Mauriac F., Hopkins G., . (1948). The unknown sea. New York: H. Holt.

Chicago

Mauriac François, Hopkins Gerard, . 1948. The unknown sea. New York: H. Holt.

Harvard

Mauriac F., Hopkins G., . (1948). The unknown sea. New York: H. Holt.

MLA

Mauriac François, Hopkins Gerard, . The unknown sea. New York: H. Holt. 1948.