ISI. (1984). IS: DRAWING PRACTICE FOR SIMPLIFIED PRESENTATION. ISI.
Chicago Style aipamenaISI. IS: DRAWING PRACTICE FOR SIMPLIFIED PRESENTATION. NEW DELHI: ISI, 1984.
MLA aipamenaISI. IS: DRAWING PRACTICE FOR SIMPLIFIED PRESENTATION. ISI, 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.