Pielow, C. (1981). Guide to port entry 1981-82. Shipping Guides.
Chicago-čujuhus (17. p.)Pielow, Colin. Guide to Port Entry 1981-82. Surrey: Shipping Guides, 1981.
MLA-čujuhus (9. p.)Pielow, Colin. Guide to Port Entry 1981-82. Shipping Guides, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.