Each of these sample papers makes an argument informed by research using various sources. All the writers have used MLA style to cite and document their sources.
Jacobs, “From Lecture to Conversation: Redefining What’s ‘Fit to Print’”
Hammond, “Performance Enhancement through Biotechnology Has No Place in Sports”
Lund, “Preserving Yellowstone’s Winter Wilderness”
Sanghvi, “Preserving Winter Access: Snowmobiles in Yellowstone National Park”