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
"Walker, Paul Ernest",Early philosophical Shiism : the Ismaili Neoplatonism of Abū Yaʿqūb al-Sijistānī,,Cambridge University Press,1993,Cambridge studies in Islamic civilization,,0521441293,,https://cir.nii.ac.jp/crid/1130000798223541888