The Carlos Castaneda books set of four trade paperbacks includes the "Teachings of Don Juan" by Carlos Castañeda, published in 1982 by Washington Square Press. The books are in English and belong to the genre of Body, Mind & Spirit, specifically focusing on Entheogens & Visionary Substances. This collection offers readers insight into the teachings of the legendary healer Juan Matus, known as Don Juan, and explores the spiritual journey and practices of the author and his teacher.