Παραπομπή σε μορφή APA (7η εκδ.)

(1949). The Libraries of London: Seventeen lectures delivered at the University of London School of Librarianship in April, 1948. Library Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

The Libraries of London: Seventeen Lectures Delivered at the University of London School of Librarianship in April, 1948. London: Library Association, 1949.

Παραπομπή σε μορφή MLA (9th εκδ.)

The Libraries of London: Seventeen Lectures Delivered at the University of London School of Librarianship in April, 1948. Library Association, 1949.