Success stories of how open data has made a difference
This paper "Nine simple ways to make it easier to (re)use your data" by Ethan P. White et al. presents 9 recommendations for scientists on how to to make their data understandable, easy to analyze, and readily available:
The Digital Curation Centre published this guide in 2011 that explains how researchers can create links between their publications and the underlying data, so that each can be found from the other. It also provides advice for repository managers and data archivists wishing to make their data holdings easier to cite.
Just as books and journals are cited in a standard way to acknowledge and identify research sources, data also benefits from citation. According to DataCite, data citation:
Check out DataCite's examples and recommended format for data citation.
Here are several examples of citation formats used when referencing data:
National Center for Health Statistics. National Ambulatory Medical Survey, 1994. Public-use data file and documentation. ftp://ftp.cdc.gov/pub/Health_Statistics/NCHS/. 1996.
You can find many other examples, presented by style, at the Dataset Citation site developed by Michigan State University's library.