APA

Hambly B., Copyright Paperback Collection (Library of Congress), . (1986). The silent tower. New York: Ballantine.

Chicago

Hambly Barbara, Copyright Paperback Collection (Library of Congress), . 1986. The silent tower. New York: Ballantine.

Harvard

Hambly B., Copyright Paperback Collection (Library of Congress), . (1986). The silent tower. New York: Ballantine.

MLA

Hambly Barbara, Copyright Paperback Collection (Library of Congress), . The silent tower. New York: Ballantine. 1986.