APA (7th ed.) Citation

Alter, G., & Mandemakers, K. The Intermediate Data Structure (IDS) for Longitudinal Historical Microdata, version 4. International Institute of Social History.

Chicago Style (17th ed.) Citation

Alter, George, and Kees Mandemakers. The Intermediate Data Structure (IDS) for Longitudinal Historical Microdata, Version 4. International Institute of Social History.

MLA (9th ed.) Citation

Alter, George, and Kees Mandemakers. The Intermediate Data Structure (IDS) for Longitudinal Historical Microdata, Version 4. International Institute of Social History.