Olkhovsky, V. Navigation for fishermen.
Chicago-čujuhus (17. p.)Olkhovsky, V. Navigation for Fishermen.
MLA-čujuhus (9. p.)Olkhovsky, V. Navigation for Fishermen.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
APA-čujuhus (7. p.)