Consider:
Search tips:
Use
* to say "I don't care how this word ends"
OR to combine alternate terms for the same concept group, e.g. huari OR wari
AND to combine different concepts, e.g. (inca* OR inka*) AND (power* OR ruler* OR king*)
Finding too much?
Finding too little?
For better searching, think of multiple ways to describe your topic
Citation is stating where you got your information.
The reasons you cite:
You need to cite: