APA (7th ed.) Citation

Liu, Y., Yang, C., & Ma, W. (2009, May). Automatic Pronunciation Scoring for Mandarin Proficiency Test Based on Speech Recognition. 2009 International Symposium on Intelligent Ubiquitous Computing and Education : 15-16 May 2009, 168-171. https://doi.org/10.1109/IUCE.2009.31

Chicago Style (17th ed.) Citation

Liu, Yang, Chunting Yang, and Weifeng Ma. "Automatic Pronunciation Scoring for Mandarin Proficiency Test Based on Speech Recognition." 2009 International Symposium on Intelligent Ubiquitous Computing and Education : 15-16 May 2009 May. 2009: 168-171. https://doi.org/10.1109/IUCE.2009.31.

MLA (9th ed.) Citation

Liu, Yang, et al. "Automatic Pronunciation Scoring for Mandarin Proficiency Test Based on Speech Recognition." 2009 International Symposium on Intelligent Ubiquitous Computing and Education : 15-16 May 2009, May. 2009, pp. 168-171, https://doi.org/10.1109/IUCE.2009.31.