APA (7th ed.) Citation

Wong, L., & Smith, H. R. (2020). Generalized system of preferences (GSP): 2019 overview. Congressional Research Service.

Chicago Style (17th ed.) Citation

Wong, Liana, and Hillel R. Smith. Generalized System of Preferences (GSP): 2019 Overview. [Washington, D.C.]: Congressional Research Service, 2020.

MLA (9th ed.) Citation

Wong, Liana, and Hillel R. Smith. Generalized System of Preferences (GSP): 2019 Overview. Congressional Research Service, 2020.

Warning: These citations may not always be 100% accurate.