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
"Varisco, Daniel Martin and ʿUmar ibn Yūsuf, Sultan of Yemen, d. 1296",Medieval agriculture and Islamic science : the almanac of a Yemeni sultan,,University of Washington Press,1994,"Publications on the Near East, University of Washington",,0295973781,,https://cir.nii.ac.jp/crid/1130282271657792640