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 "Singh, R. P. and Kumar, Ranjit and Singh, N. P. and UNESCAP-CAPSA",Identification of pulling factors for enhancing the sustainable development of agriculture with special reference to maize in India,,UNESCAP-CAPSA,2005,Working paper (UNESCAP-CAPSA),,9799317533,,https://cir.nii.ac.jp/crid/1130000797713658240