Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Craig Alan Volker,The applicability of the bioprogram to the languages of Papua New Guinea,岐阜聖徳学園大学紀要. 外国語学部編 = The annals of Gifu Shotoku Gakuen University. Faculty of Foreign Languages,13460897,岐阜 : 岐阜聖徳学園大学,2011,50,,53-59,https://cir.nii.ac.jp/crid/1520853834629196160,