Statistics, D. o. D. a. S. (2019). DSS 408. Obafemi Awolowo University.
芝加哥风格引文Statistics, Department of Demography and Social. DSS 408. Obafemi Awolowo University, 2019.
MLA引文Statistics, Department of Demography and Social. DSS 408. Obafemi Awolowo University, 2019.
警告：这些引文格式不一定是100％准确.