The importance of Spanish in the United States -- Overview of scholarship on Spanish in the United States -- Spanish, English, or . . . ¿Spanglish¿? -- Mexican Spanish in the United States -- Cuban Spanish in the United States -- Puerto Rican Spanish in the United States -- Dominican Spanish in the United States -- Central American Spanish in the United States -- Salvadoran Spanish in the United States -- Nicaraguan Spanish in the United States -- Guatemalan and Honduran Spanish in the United States -- Traditional varieties : New Mexico and Louisiana -- Language mixing and code-switching