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"ECTB." Fullformexpand.com, https://www.fullformexpand.com/ectb/572357. Accessed 19 Nov. 2025.
Fullformexpand.com, 2025. "ECTB." Accessed November 19, 2025. https://www.fullformexpand.com/ectb/572357.
"ECTB." (n.d.). Fullformexpand.com. Retrieved November 19, 2025, from https://www.fullformexpand.com/ectb/572357.
ECTB. (2025). Fullformexpand.com. Available at: https://www.fullformexpand.com/ectb/572357 (Accessed: 19 November 2025).