The product is a hardcover textbook titled “Quantum Mechanics: Non-Relativistic Theory” by L. D. Landau and E. M. Lifshitz, published in 1965 by Pergamon. This textbook is a classic in the field of physics, specifically focusing on the subject of quantum theory. It is a comprehensive and authoritative resource for students and educators studying the fundamental principles of quantum mechanics in a non-relativistic setting. 10