http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Kỹ thuật nuôi ngao - nghêu, sò huyết, trai ngọc
Sách trình bày các kỹ thuật nuôi ngao, nghêu, sò huyết và nuôi trai, ngọc