Aquino Sterling, C. R. (2015). Metalinguistic knowledge at play: Using common core en español to develop teaching specific spanish competencies in bilingual teacher education in the U.S.A. / Cristian R. Aquino Sterling. Instituto Tecnológico de Costa Rica.
Lua i Stíl Chicago (17ú heag.)Aquino Sterling, Cristian R. Metalinguistic Knowledge at Play: Using Common Core En Español to Develop Teaching Specific Spanish Competencies in Bilingual Teacher Education in the U.S.A. / Cristian R. Aquino Sterling. Cartago, Costa Rica: Instituto Tecnológico de Costa Rica, 2015.
Lua MLA (9ú heag.)Aquino Sterling, Cristian R. Metalinguistic Knowledge at Play: Using Common Core En Español to Develop Teaching Specific Spanish Competencies in Bilingual Teacher Education in the U.S.A. / Cristian R. Aquino Sterling. Instituto Tecnológico de Costa Rica, 2015.