Use single quotation marks for a quote inside a quote in American English
Example: “She said, ‘I will go tomorrow.’”
Use double quotation marks for a quote inside a quote in British English
Example: ‘She said, “I will go tomorrow.”’
Keep the original punctuation of the quoted material unless your style guide says otherwise
If a quote inside a quote is itself quoted from another source, use alternating quotation marks
If you need to quote a quote from a source, cite the source you are using
If you remove part of the inner quote, use ellipses only where needed
If you change a word in the quote for clarity, put the change in brackets
Match the quotation style required by your essay format guide
Check whether your instructor prefers MLA, APA, or Chicago style