APA

Seymour-Smith M., . (1976). Who's who in twentieth century literature. New York: Holt, Rinehart and Winston.

Chicago

Seymour-Smith Martin, . 1976. Who's who in twentieth century literature. New York: Holt, Rinehart and Winston.

Harvard

Seymour-Smith M., . (1976). Who's who in twentieth century literature. New York: Holt, Rinehart and Winston.

MLA

Seymour-Smith Martin, . Who's who in twentieth century literature. New York: Holt, Rinehart and Winston. 1976.