Cita APA (7th ed.)

Ekvall, R. B. (1960). Faithful echo. Twayne Pub.

Cita Chicago (17th ed.)

Ekvall, Robert Brainerd. Faithful Echo. New York: Twayne Pub, 1960.

Cita MLA (9th ed.)

Ekvall, Robert Brainerd. Faithful Echo. Twayne Pub, 1960.