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Intro & overview
What are primary sources (primary data): a simple definition
Examples of primary sources
Advantages of primary sources
Disadvantages of primary sources
What are secondary sources (secondary data): a simple definition
Examples of secondary sources
Advantages of secondary sources
Disadvantages of secondary sources
Using primary and secondary sources together
What are tertiary sources: a simple definition
Examples of tertiary sources
When to use tertiary sources
Key takeaways