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Page URL: HTML link: Citations- MLA style: "GRTB." Acronym Finder. 2021. AcronymFinder.com 25 Feb. 2021 https://www.acronymfinder.com/GRTB.html
- Chicago style: Acronym Finder. S.v. "GRTB." Retrieved February 25 2021 from https://www.acronymfinder.com/GRTB.html
- APA style: GRTB. (n.d.) Acronym Finder. (2021). Retrieved February 25 2021 from https://www.acronymfinder.com/GRTB.html