00692nam a2200217Ia 4500 CTU_217121 210402s9999 xx 000 0 und d 161.4 304.6 W423 Weinstein, Jay A. Demography : The science of population Jay A. Weinstein, Vijayan K. Pillai Boston, Mass Allyn and Bacon 2001 Book that emphasizes the major techniques, methods, and data sources of contemporary population studies Nhân khẩu học,Demography Tiên (Nguyên) Trung tâm Học liệu Trường Đại học Cần Thơ