Παραπομπή σε μορφή APA (7η εκδ.)

Hardy, G. H., & Littlewood, J. E. (1966). Collected papers of G.H. Hardy: Including joint papers with J.E. Littlewood and others. Clarendon Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hardy, G. H., και John E. Littlewood. Collected Papers of G.H. Hardy: Including Joint Papers with J.E. Littlewood and Others. Oxford: Clarendon Press, 1966.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hardy, G. H., και John E. Littlewood. Collected Papers of G.H. Hardy: Including Joint Papers with J.E. Littlewood and Others. Clarendon Press, 1966.