The Online Writing Lab (OWL) at Purdue University houses writing resources and instructional material, and we provide these as a free service of the Writing Lab at Purdue. Students, members of the community, and users worldwide will find information to assist with many writing projects. Teachers and trainers may use this material for in-class and out-of-class instruction.
Learn how to document information in your field of research. Check citation examples for information formats in a variety of citation styles. Read about copyright, intellectual property, and how the Web shapes information use.