It is very believable you just have to have proof that you actually did write this book
Years? Unless it involved on site research in Africa or the like, it doesn't take years to write a book if that is all you are doing. I know people with full time jobs that can write a 50,000 word novel in a month. I've done it in two weeks.
It took him aprox 30,00000 years
Jane Yolen has mentioned that her book "Briar Rose" took her the longest to write, as it required extensive research and took her several years to craft the story of a modern-day retelling of Sleeping Beauty set during the Holocaust.
The time it took Roald Dahl to write a book varied depending on the book and his writing process. Some books took several months to write, while others took years. Dahl was known to be a prolific writer but also spent a lot of time perfecting his stories before publication.
Helen Keller's first book, "The Story of My Life," was published in 1903 when she was 22 years old. It took her several years to write and dictate the book with the help of her teacher, Annie Sullivan.
The Book of Revelation in the Bible is thought to have been written around 96 A.D. There is no conclusive school of thought as to how long it took to actually write the book.
It took about 5 years for her to write all of them
It took Toni Morrison approximately three years to write the book "Song of Solomon." She started working on it in 1973 and it was published in 1977.
Jerry Spinelli took about two years to write "Milkweed." He began working on the book in 2003 and it was published in 2003.
it took 20 years forWilson Rawls to write the first manuscript of the book Where The Red Fern Grows 3 weeks to rewrite it not including grammar and punctuation
It isn't known, but it probably would not have taken years to write.
Harper Lee took about two and a half years to write To Kill a Mockingbird. She began writing in 1957 and the novel was published in 1960.
The book "House of Leaves" by Mark Z. Danielewski took 19 years to make its way into the story itself, as mentioned in the book's introduction.