Letters to Anne Martineau (neé O'Brien) from her sister-in-law Elinor O'Brien, with letters from the former, 19th c.
Chicago Style (17th ed.) CitationLetters to Anne Martineau (neé O'Brien) from Her Sister-in-law Elinor O'Brien, with Letters from the Former, 19th C.
MLA (9th ed.) CitationLetters to Anne Martineau (neé O'Brien) from Her Sister-in-law Elinor O'Brien, with Letters from the Former, 19th C.
Warning: These citations may not always be 100% accurate.