Your research may lead you to need statistics on this topic. The most up-to-date numbers are usually found on the web, but we also have a few books if you prefer searching that way.
In addition, business databases will often have articles where statitistics are quoted and are easier to find because the article itself will be about your topic (as opposed to scrolling through a lot of stats to find what you need).
A Few Advanced Google Searching Strategies:
NOTE: you must leave no space between the colon and the keyword you include. Include a space afterwards between any additional keywords you might have.
|PATS: Acronym for Evaluation indicators|
|Purpose||Is the intent to INFORM or PERSUADE?|
|Authority||Scholar? Journalist? Experienced in the topic? Whatever it is, what does it mean in the context of history? Of a country? Of a time period?|
|Timeliness||Depends on your topic whether currency is important|
|Scope||Do you want something that covers the topic broadly, specifically, or in-depth? (e.g., respectively, encyclopedias, news or scholarly articles, and books)|