Paraphrases
Involves putting a passage from source material into your own words. A paraphrasemust also be attributed to the original source. Paraphrased material is usually shorter than the original passage taking a somewhat broad segment of the source and condensing it slightly.
Summaries
Involve putting the main idea into your own words including only the main point. Once again, it is necessary to attribute summarized ideas to the original source. Summaries are significantly shorter than a paraphrase because summaries take a broader overview of the source material.
Why use quotations paraphrases and summaries? Quotations paraphrases and summaries serve many purposes you might use them to
Provide support for claims or add credibility to your writing.
Give examples of several points of view on subject, call attertion to a position that you wish to agree or disagree with.
Highlight a particularly striking phrase sentence or passage by quoting the original
Distance yourself from the original by quoting it in order to cue readers that the words are not your ow.
And
Expand the breadth or depth of your writing.
Finally you should rotate use of all three methods to add stylistic variety to your paper