Complex sentence: After the series' cancellation, the writer continued the story as a novelisation; published initially in July 2017 as an ebook (in 4 parts) from Amazon, the complete book will be available in October 2017.
Split into simpler sentences: After the series' cancellation, the writer continued the story as a novelisation. Published initially in July 2017 as an ebook (in 4 parts) from Amazon, the complete novel in book-format will be available in October 2017.