एपीए उद्धरण

Kahn-Freund, O. S. (1978). Selected writings. Stevens.

शिकागो स्टाइल उद्धरण

Kahn-Freund, Otto Sir. Selected Writings. London: Stevens, 1978.

एमएलए उद्धरण

Kahn-Freund, Otto Sir. Selected Writings. Stevens, 1978.