This document provides guidance for students on finding numerical data and statistics related to migration and immigrants for a Sociology 310 course on mobility and migration. It defines key terms like data, statistics, and data sets. It discusses where to find immigration data from sources like governments, international organizations, and databases. Challenges with immigration statistics are outlined. Specific resources recommended include the Migration Policy Institute, Eurostat, the United Nations Population Division, and databases like SocINDEX and PAIS.