Leonard William Longstaff Saint Thomas More Collection & Longstaff, L. W. [Thomas More photographic negatives: A collection of glass plate negatives relating to Sir Thomas More, his life and times : part of the Leonard William Longstaff Saint Thomas More Collection].
Chicago-referens (17:e uppl.)Leonard William Longstaff Saint Thomas More Collection och Leonard William Longstaff. [Thomas More Photographic Negatives: A Collection of Glass Plate Negatives Relating to Sir Thomas More, His Life and Times : Part of the Leonard William Longstaff Saint Thomas More Collection]. [1929?].
MLA-referens (8:e uppl.)Leonard William Longstaff Saint Thomas More Collection och Leonard William Longstaff. [Thomas More Photographic Negatives: A Collection of Glass Plate Negatives Relating to Sir Thomas More, His Life and Times : Part of the Leonard William Longstaff Saint Thomas More Collection].