You can use the appropriate citation option from below to add a reference to this page.
"GBT." Fullformexpand.com, https://www.fullformexpand.com/gbt/213489. Accessed 18 Jan. 2026.
Fullformexpand.com, 2026. "GBT." Accessed January 18, 2026. https://www.fullformexpand.com/gbt/213489.
"GBT." (n.d.). Fullformexpand.com. Retrieved January 18, 2026, from https://www.fullformexpand.com/gbt/213489.
GBT. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/gbt/213489 (Accessed: 18 January 2026).