Highlight the sources he quotes, paraphrases, or summarizes. Look for signal phrases (made up of a reference to a speaker or source author and an appropriate verb), which oen come aer the quotations...

Highlight the sources he quotes, paraphrases, or summarizes. Look for signal phrases (made up of a reference to a speaker or source author and an appropriate verb), which oen come aer the quotations in his essay, such as in the following example: “‘If someone’s going to cannibalize your business, better it be one of your other businesses,’ says Getty CEO Jonathan Klein” (par. 7).