There are two accepted forms for possessive singular nouns ending in s, both are correct:
Add an apostrophe (') after the existing s at the end of the word: Morris'
Add an apostrophe s ('s) after the existing s at the end of the word: Morris's
EXAMPLES
Mr. Morris' office is on the third floor.
Mr. Morris's office is on the third floor.
The singular possessive form is story's.
contractor's
falcon's
gentlemen's
The possessive form for the singular noun city is city's.Example: The city's charter is dated 1682.
The singular possessive form is story's.
The possessive form for the noun dynasty is dynasty's.
The correct spelling for the possessive form of "college" is "college's."
kids'
The possessive of scientist is scientist's (apostrophe S).
companies'
contractor's
falcon's
municipalities
The singular form of the noun mice is mouse.The correct spelling of the possessive form of mouse is mouse's.example: The mouse's tracks led right to a gap in the basement door.
The single possessive of people is people's. The plural possessive of people is peoples'.
The correct possessive form of the plural noun women is women's.Example: The women's project is preparing the playground for summer.