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
"Vanamali, R. and Oko, E. and Iloeje, Azubike Festus and University of Calabar International Conference on African Literature and the English Language and University of Calabar. Dept. of English and Literary Studies",Critical theory and African literature,,Heinemann Educational Books (Nigeria),1987,Calabar studies in African literature,,978129843X,,https://cir.nii.ac.jp/crid/1130282270607022976