APA引文

Pizarro Chacón, G., & Cordero Badilla, D. (2015). Pronunciation Difficulties for Costa Rican EFL Learners.

Citación estilo Chicago

Pizarro Chacón, Ginneth, y Damaris Cordero Badilla. Pronunciation Difficulties for Costa Rican EFL Learners. 2015.

MLA引文

Pizarro Chacón, Ginneth, y Damaris Cordero Badilla. Pronunciation Difficulties for Costa Rican EFL Learners. 2015.

警告：這些引文格式不一定是100％准確.