S German grammar book by author Dat Tran, written in an easy-to-understand way, is quite good and easy to grasp. Because it's written for Vietnamese speakers, it easily wins the hearts of Vietnamese readers. Currently, many people learning German use this book to improve their German grammar skills.

The book series also includes other books such as "Grammar Exercises in an Easy-to-Understand Way , " "3000 Common German Vocabulary Words , hay Effective German A1 Exam Preparation ," all compiled by the author Dat Tran. You can contact the author to purchase the physical books.

You can also use the German A1-B1 self-study course compiled by Vogel, part of the ivogel project, which includes video lessons to supplement the textbook at ivogel.vn

The version below is Version 2 of the book.