Johnson, K. (2001). An introduction to foreign language learning and teaching. Longman.
芝加哥风格引文Johnson, Keith. An Introduction to Foreign Language Learning and Teaching. Harlow, Essex, London ; New York: Longman, 2001.
MLA引文Johnson, Keith. An Introduction to Foreign Language Learning and Teaching. Longman, 2001.
警告：这些引文格式不一定是100％准确.