Cita APA

(1969). Catalog of books 1969. New York: Litton Educational Publishing.

Chicago Style Citation

Catalog of Books 1969. New York: Litton Educational Publishing, 1969.

Cita MLA

Catalog of Books 1969. New York: Litton Educational Publishing, 1969.

Atenció: Aquestes cites poden no estar 100% correctes.