"Duden - Die Grammatik" is the standard work on German grammar. It offers a comprehensive and thorough description of the structure of the German language, focusing on sentences, phrases, and words. Each section is discussed in detail in relation to themes such as text structure, style, spoken language, prosody, spelling, variation, and language change. The work is enriched with numerous tables, classifications, informative boxes, and examples from text collections for in-depth grammatical analysis.