on retiring from the court of appeal, turner joined the legal publisher butterworths of new zealand as a director and editor-in-chief, a post he was active in until shortly before his death. in his 70s and 80s, he updated a series of textbooks originally written by george spencer bower in the early years of the 20th century: "actionable misrepresentation" was published in 1974 and " by representation" in 1977. the last of these, "the law of actionable non-disclosure" (which turner co-authored with professor r.j. sutton) was published in 1990 when turner was 88.