https://drive.google.com/file/d/1vhU_7ap9cRo1Z12lrCx6IjDZQNrKWLuV/view?usp=sharing
Chapter Pragmatics
https://drive.google.com/file/d/1Ztf0vkc0Xf2f1NUkJa88Vi-oubhPEu7g/view?usp=sharing
Chapter Language System of Sound part 2
https://drive.google.com/file/d/19DZKzSv810QwXymulZSQ1-xkp6vSbd0d/view?usp=sharing
Chapter Language System of Sound part 1
https://drive.google.com/file/d/1taet8aK-vKBn7s6SDrPhxNPdYQ9wGZL5/view?usp=sharing
Chapter The Language System of Form
https://drive.google.com/file/d/1nyYXtMCN3axQfZE4BVczAlhPLAAvyY7H/view?usp=sharing
Chapter The Study of Language
https://drive.google.com/file/d/1KZLR63NukB5rmPNqJiX4eWpRTp1iMyMO/view?usp=sharing
Chapter The Study of Linguistics
https://drive.google.com/file/d/1QKyt1jrLr8Yhqx8ZkTCdWSCPxwkwkVt5/view?usp=sharing