This book investigates the grammatical structures and principles of the Slave language, a critically endangered indigenous language of Canada. It presents a comprehensive analysis of Slave's phonology, morphology, syntax, and semantics, drawing on extensive fieldwork and linguistic documentation.

This work is recognized as a foundational text in the study of Slave linguistics, offering an in-depth grammatical description for scholars and language revitalization efforts. Its detailed analysis provides essential data for comparative linguistic studies and for understanding the diversity of Athabaskan languages. The book is valued for its rigorous methodology and its contribution to preserving linguistic knowledge of a vulnerable language.