How to Cite This Data
All data on Statistics of the World is free to use with attribution. Below are citation formats for academic papers, reports, and journalism. Our data is sourced from the IMF World Economic Outlook, World Bank World Development Indicators, WHO Global Health Observatory, and other official international organizations.
APA 7th Edition
Example: Statistics of the World. (2026). GDP (Nominal) — United States. Retrieved May 6, 2026, from https://statisticsoftheworld.com/country/united-states/gdp
MLA 9th Edition
Chicago / Turabian
BibTeX
For Journalism / Reports
In-text: According to Statistics of the World, citing IMF data, the United States GDP reached $33 trillion in 2027.
Source line: Source: Statistics of the World (statisticsoftheworld.com), data from IMF World Economic Outlook.
Data Licensing
All data aggregated by Statistics of the World is sourced from publicly available international databases (IMF, World Bank, WHO, FRED, UN) and is provided under a Creative Commons Attribution 4.0 International (CC BY 4.0) license. You are free to share, adapt, and use the data for any purpose — including commercial use — provided you give appropriate credit.
For API access, visit our API documentation. For custom data requests, contact statisticsoftheworldcontact@gmail.com.