Mary Poppins Opens the Door
Mary Poppins Opens the Door is a British children's fantasy novel by the Australian-British writer P . L . Travers , the third book and last novel in the "Mary Poppins" series that features the magical English nanny Mary Poppins . 
<triplet> Mary Poppins Opens the Door <subj> Mary Poppins <obj> part of the series <triplet> Mary Poppins <subj> Mary Poppins <obj> characters <triplet> Mary Poppins <subj> Mary Poppins <obj> present in work