Pendergast, Tom & Pendergast, Sara (toim.): International Dictionary of Films and Filmmakers, Vol. 2: Directors, 4th edition. St. James Press, 2000. Teoksen verkkoversio (txt) (viitattu 29.5.2015). englanti (Arkistoitu – Internet Archive)
web.archive.org
Pendergast, Tom & Pendergast, Sara (toim.): International Dictionary of Films and Filmmakers, Vol. 2: Directors, 4th edition. St. James Press, 2000. Teoksen verkkoversio (txt) (viitattu 29.5.2015). englanti (Arkistoitu – Internet Archive)