Projection refers to a defence mechanism in which one’s unacceptable behaviors or thoughts are attributed to someone else.
Projection is when a person is emotionally triggered by someone else’s behavior and is judging them, he/she is are "Projecting" the very quality he/she is judging, on the other person. In projection, a person don’t own or recognize the quality he/she affected by as a part of himself/herself
Moreover, Projection is the unconscious tendency to assume that other people possess the undesirable qualities we fear that we possess; the attribution of one's undesired impulses onto another.
List of books: Projection