Biography: A biography is the written account of a persons life, which is written by someone else. E.g, If you or me or someone is writing about Quaid-e-Azam's Life it will be known as Biography. Bibliography: A bibliography is a list of books, either of what a person has written, or a list of books used in the preparation of a piece of writing. Autobiography: An autobiography is when the author writes about his/her own life. If you write something about your own life it will be known as autobiography.