ISI. (1980). IS: VISCOSITY CLASSIFICATION FOR INDUSTRIAL LIQUID LUBRICANTS IS : 9466-1980. ISI.
Chicago Style aipamenaISI. IS: VISCOSITY CLASSIFICATION FOR INDUSTRIAL LIQUID LUBRICANTS IS : 9466-1980. NEW DELHI: ISI, 1980.
MLA aipamenaISI. IS: VISCOSITY CLASSIFICATION FOR INDUSTRIAL LIQUID LUBRICANTS IS : 9466-1980. ISI, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.