In other words, if the reader were exploring laaserjet same topic as you, is this material useful hp laserjet 2025 driver windows 7 if so, why. How is an annotation different from an abstract. While an abstract also summarizes an article, book, Web site or other type of publication, it is purely descriptive. Although annotations can be descriptive, they also include distinctive features about an item. Annotations can be evaluative and critical as we will see when we look at the two major lasedjet of annotations. What is an annotated bibliography.