Fullformexpand.com, 2026. "ISBD(CM)." Accessed February 25, 2026. https://www.fullformexpand.com/isbdcm/international-standard-bibliographic-description-for-cartographic-materials.
"ISBD(CM)." (n.d.). Fullformexpand.com. Retrieved February 25, 2026, from https://www.fullformexpand.com/isbdcm/international-standard-bibliographic-description-for-cartographic-materials.
ISBD(CM). (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/isbdcm/international-standard-bibliographic-description-for-cartographic-materials (Accessed: 25 February 2026).