You can use the appropriate citation option from below to add a reference to this page.
"IS-U." Fullformexpand.com, https://www.fullformexpand.com/is-u/861212. Accessed 1 Jan. 2026.
Fullformexpand.com, 2026. "IS-U." Accessed January 1, 2026. https://www.fullformexpand.com/is-u/861212.
"IS-U." (n.d.). Fullformexpand.com. Retrieved January 1, 2026, from https://www.fullformexpand.com/is-u/861212.
IS-U. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/is-u/861212 (Accessed: 1 January 2026).