著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Jain, S. P. and Board of Economic Inquiry, Punjab","Relationship between fertility and economic and social status in the Punjab : being the results of an inquiry conducted in 275 villages in 25 districts of the Punjab and comprising about 20,000 rural families",,"Board of Economic Inquiry, Punjab",1939,Publication,,,,https://cir.nii.ac.jp/crid/1130282272154301440