Add 's to form the possessive case of plural nouns not ending in -s. The bill establishes children's rights. Publicity grabbed the media's attention. Add only an apostrophe to form the possessive case of plural nouns ending in -s . Workers' incomes have not risen much over the past decade.
Many students benefit from several years' work after high school.
The Jameses' talents are extraordinary. Add 's only to the last word to form the possessive case of compound words or word groups. The council president's speech was a bore. Taxes are always somebody else's fault. When two or more words show individual possession, add 's to them all.