Which is the main reason nonfiction authors include a list of references in their books? to show that they have researched their topic
to acknowledge people who helped to write the book
to provide a list of sources that were used while writing their book
to list books others have written that are similar to their own book

- "he is a very real person and his intent isn't to influence us vonnegut addresses this towards the end of the letter when he says, if we choose to curse, that is by our own individual means."

answer: the gettysburg address is a speech delivered by abraham lincoln at the november 19, 1863, dedication of soldier’s national cemetery, a cemetery for union soldiers killed at the battle of gettysburg during the american civil war.

explanation: