APA-čujuhus (7. p.)
Ndlovu, F. P. (2022). Ballast water management and environmental protection. Cambridge Scholars Publishing.
Chicago-čujuhus (17. p.)
Ndlovu, Fikile Portia. Ballast Water Management and Environmental Protection. Newcastle-upon-Tyne, England: Cambridge Scholars Publishing, 2022.
MLA-čujuhus (9. p.)
Ndlovu, Fikile Portia. Ballast Water Management and Environmental Protection. Cambridge Scholars Publishing, 2022.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.