Medina Peña, H. (2013). IELTS Test Training for Students in Order to Identify Students’ Perceptions and Progress in the Exam. Universidad Pedagógica y Tecnológica de Colombia.
芝加哥风格引文Medina Peña, Hilda. IELTS Test Training for Students in Order to Identify Students’ Perceptions and Progress in the Exam. Universidad Pedagógica y Tecnológica de Colombia, 2013.
MLA引文Medina Peña, Hilda. IELTS Test Training for Students in Order to Identify Students’ Perceptions and Progress in the Exam. Universidad Pedagógica y Tecnológica de Colombia, 2013.
警告：这些引文格式不一定是100％准确.
