Cita APA (7a ed.)

Villalobos, O. B. (2013). Content-Based Instruction: A Relevant Approach of Language Teaching. Universidad Estatal a Distancia.

Cita Chicago Style (17a ed.)

Villalobos, Olmedo Bula. Content-Based Instruction: A Relevant Approach of Language Teaching. Universidad Estatal a Distancia, 2013.

Cita MLA (9a ed.)

Villalobos, Olmedo Bula. Content-Based Instruction: A Relevant Approach of Language Teaching. Universidad Estatal a Distancia, 2013.