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
"Nicol, Donald MacGillivray",The Crusades and the unity of Christendom,,Dr. Williams's Trust,1986,Lecture (Friends of Dr. Williams's Library),,,,https://cir.nii.ac.jp/crid/1130282271068724352