Hult, F. M., & Johnson, D. C. (2015). Research methods in language policy and planning: A practical guide. John Wiley & Sons, Inc.
芝加哥风格引文Hult, Francis M., 与 David Cassels Johnson. Research Methods in Language Policy and Planning: A Practical Guide. Chichester, West Sussex, [England]: John Wiley & Sons, Inc, 2015.
MLA引文Hult, Francis M., 与 David Cassels Johnson. Research Methods in Language Policy and Planning: A Practical Guide. John Wiley & Sons, Inc, 2015.
警告：这些引文格式不一定是100％准确.