Who was the author that penned the 6th installment of a trilogy that originated on BBC Radio 4 as a comedy broadcast in 1978?
And Another Thing... (novel): And Another Thing... is the sixth installment of Douglas Adams' "The Hitchhiker's Guide to the Galaxy" "trilogy". And Another Thing... (novel):  The book, written by Eoin Colfer, author of the "Artemis Fowl" series, was published on the thirtieth anniversary of the first book, 12 October 2009, in hardback.
i don't know