Tài liệu tham khảo WikiPedia: Ngư_dân http://www.bls.gov/soc/2000/soc_r3b1.htm http://id.loc.gov/authorities/subjects/sh85048686 http://id.ndl.go.jp/auth/ndlna/00562692 http://www.icsf.net/fr/samudra/detail/EN/291.html http://www.fao.org/fishery/topic/13827/en http://news.bbc.co.uk/1/hi/sci/tech/5398850.stm
