What you need:

How you format your Twitter citation will vary, depending on the style you use.  But there are some basic elements you will need to know to cite tweets in almost any style.  We will use a tweet from the Oregon State University News Office as an example:

 

AUTHOR:  OSU News

AUTHOR'S USERNAME: @oregonstatenews

TEXT:  Undergraduates at OSU have been working with interns at Intel to create a smart safety helmet for cyclists:

POSTING DATE/TIME: 9:19 PM - 3 Sep 2014

URL: https://twitter.com/oregonstatenews/status/507208703653576705

 

Examples

 

MLAOSU News (oregonstatenews). "Undergraduates at OSU have been working with interns at Intel to create a smart safety helmet for cyclists: bit.ly/1lzCVC2." 3 Sep. 2014, 9:19 p.m. Tweet.
APAOSU News [oregonstatenews]. (2014, Sep. 3). Undergraduates at OSU have been working with interns at Intel to create a smart safety helmet for cyclists: bit.ly/1lzCVC2[Tweet]. Retrieved from https://twitter.com/oregonstatenews/status/507208703653576705

 

For more information

For more information about these citation styles, and citing different types of social media, use the Purdue Online Writing Lab (OWL):

MLA Style: A Tweet

APA Style Blog: How to Cite Social Media