The book twilight by Stephanie Meyer
Meyer, Stephenie, and Young Kim. Twilight. London: Atom, 2009. Print.
Answer:It depends on what information you want to put.
Explanation:
A comma is a punctuation mark (,) indicating a pause between parts of a sentence. It is also used to separate items in a list and to mark the place of thousands in a large numeral. It can also mean a butterfly that has wings with irregular, ragged edges and typically a white or silver comma-shaped mark on the underside of each hind wing.