Dyfyniad APA

ISI. (1984). IS: SPECIFICATION FOR FLAT GLASS OIL LEVEL GAUGES FOR OIL STORAGE TANKS IS : 6202-1971. ISI.

Dyfyniad Arddull Chicago

ISI. IS: SPECIFICATION FOR FLAT GLASS OIL LEVEL GAUGES FOR OIL STORAGE TANKS IS : 6202-1971. NEW DELHI: ISI, 1984.

Dyfyniad MLA

ISI. IS: SPECIFICATION FOR FLAT GLASS OIL LEVEL GAUGES FOR OIL STORAGE TANKS IS : 6202-1971. ISI, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.