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 "University of Texas at Austin. Petroleum Extension Service and Association of Drilled Shaft Contractors (U.S.) and Gerding, Mildred",Helicopter safety and survival procedures,Revised ed.,"Petroleum Extension Service, University of Texas at Austin",1980,Rotary drilling,,0886980755,,https://cir.nii.ac.jp/crid/1130000797303308288