Do you want to know what’s behind a specific standard classification code, possibly in various countries, in survey data you are analysing?
Go to availability, or check the ‘live search’ feature for each variable.
Do you run your own, small-scale cross-cultural survey?
Go to survey implementation.
Schneider, S. L., Joye, D., Wolf, C., & Surveys, C. (2016). When Translation is not Enough: Background Variables in Comparative Surveys. In C. Wolf, D. Joye, T. W. Smith, & Y.-C. Fu (Eds.), The SAGE Handbook of Survey Methodology (pp. 288–307). Los Angeles.