Παραπομπή σε μορφή APA (7η εκδ.)

Otto, F. (1972). The work of Frei Otto. Museum of Modern Art; distributed by New York Graphic Society, Greenwich, Conn.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Otto, Frei. The Work of Frei Otto. New York: Museum of Modern Art; distributed by New York Graphic Society, Greenwich, Conn, 1972.

Παραπομπή σε μορφή MLA (8th εκδ.)

Otto, Frei. The Work of Frei Otto. Museum of Modern Art; distributed by New York Graphic Society, Greenwich, Conn, 1972.