Loughran, J. L. (1982). Brown's flags and funnels of British and Foreign Steamship Companies: Compiled by J. L. Loughran (8. edition.). Brown, Son and Ferguson, Ltd..
Chicago-referens (17:e uppl.)Loughran, J. L. Brown's Flags and Funnels of British and Foreign Steamship Companies: Compiled by J. L. Loughran. 8. edition. Glasgow: Brown, Son and Ferguson, Ltd., 1982.
MLA-referens (8:e uppl.)Loughran, J. L. Brown's Flags and Funnels of British and Foreign Steamship Companies: Compiled by J. L. Loughran. 8. edition. Brown, Son and Ferguson, Ltd., 1982.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.