In summary, "Itzykson/Zuber QFT" refers to "Quantum Field Theory" by Claude Itzykson and Jean-Bernard Zuber, a comprehensive textbook that serves as a fundamental resource for understanding quantum field theory. It covers essential concepts such as quantization of fields, interactions, Feynman diagrams, and perturbation theory, providing a rigorous mathematical framework and physical insights. The book is notable for its clarity, depth, and extensive exercises, making it suitable for advanced students and researchers in theoretical physics.