There are three main ways you can incorporate other's ideas into your work:
Quote: Using somone else's exact words in "quotation marks."
Paraphrase: Putting another source into your own words
Summary: Stating the main points of another source
Government websites:
Example:
Centers for Disease Control and Prevention. (2018, January 18). World Map of Areas with Risk of Zika. Retrieved from: https://wwwnc.cdc.gov/travel/page/world-map-areas-with-zika