TY - CHAP T1 - Cross-Sectional and Longitudinal Studies. T2 - Research Methods in the Social Sciences: A A-Z of Key Concepts PY - 2020/01/01 AU - Bell AJ ED - Morin J-F ED - Olsson C ED - Atikcan EÖ PB - Oxford University Press. SN - 9780198850298 SP - 72 EP - 75 Y2 - 2024/12/22 ER -