Merely a Marriage

Sadly, Jo Beverley passed away in May 2016.

Merely a Marriage is her 41st and "final" book -- it was completed shortly before she died, and published posthumously on 30th May 2017 by Berkley/Jove [9780399583537].
The e-book was published simultaneously.
An audio edition was published simultaneously by Dreamscape Media on CD [9781520072722]; and download [9781520072753] no pic.
It might be reissued in trade p/b later this year [9780593441138].   Note: this trade p/b cover is now used for the e-book.

More info is available here:

As England mourns the death of Princess Charlotte, Lady Ariana Boxstall has another succession in mind. Her brother, Norris, is a strapping young man, but he's also happily unmarried and childless. Norris agrees to take a wife on one condition: that Ariana take a husband first. Although she realizes she risks a lifetime in a loveless marriage, for the sake of her family, Ariana accepts his challenge.

Where to buy Merely a Marriage e-book:
    Amazon US     Amazon Canada     Amazon UK     Amazon Australia     Penguin US

The audio edition is available on your favorite download service and from Amazon above.

Note: Merely a Marriage is still available "new" in print from PenguinRandomHouse US above.
"Pre-owned" copies of the print editon are available from: Alibris, AbeBooks, Amazon, etc.