ISIC Rev. 3 ISIC Rev. 3 – 2 digit level ISIC Rev. 3 – 3 & 4 digit level Combinations ISIC Rev. 3 – 2 digit level Combinations ISIC Rev. 4 ISIC Rev. 4 – 2 digit level ISIC Rev. 4 – 3 & 4 digit level Combinations ISIC Rev. 4 – 2 digit level … Continue reading Metadata