Please follow the final research paper instruction and focus only on the following Sources that I provided. You have done my proposal and I have put down the professor comments please follow. thank you. This is a link to the Oxford Handbook of Chinese Linguistics which includes a chapter on Phonological processes, which also include an overview of tone in section 35.4: https://www-oxfordhandbooks-com.myaccess.library.utoronto.ca/view/10.1093/oxfordhb/9780199856336.001.0001/oxfordhb-9780199856336-e-15 Blackwell Companion to Phonology Volume 5 Chapter 107 “Chinese Tone Sandhi” (https://onlinelibrary-wiley-com.myaccess.library.utoronto.ca/doi/10.1002/9781444335262.wbctp0107) (The chapter also refers back to another chapter in the book that talks about tone more generally: Vol. 2 Ch. 45 “The representation of tone” https://onlinelibrary-wiley-com.myaccess.library.utoronto.ca/doi/10.1002/9781444335262.wbctp0045)