For anyone interested in ceremonial magick, there is a wealth of both classic and modern texts covering theory, ritual practice, and mystical philosophy.
Core Texts and Classics
The Key of Solomon the King by S. Liddell MacGregor Mathers – A foundational grimoire of Western ceremonial magic detailing rituals, talismans, and invocations
The Lesser Key of Solomon (Lemegeton) by S. Liddell MacGregor Mathers – A guide to the evocation and control of spirits, including detailed diagrams and magical correspondences
The Doctrine & Ritual of Transcendental Magic by Eliphas Lévi – A seminal treatise on magical philosophy and ritual practic
Magick in Theory and Practice by Aleister Crowley – Explores the philosophy and practical methods of Thelemic magick
777 and Other Qabalistic Writings by Aleister Crowley – Offers detailed correspondences for ritual practitioners
The Golden Dawn: The Original Account of the Teachings, Rites, and Ceremonies by Israel Regardie – Comprehensive coverage of the Hermetic Order of the Golden Dawn, including its rituals and practices
Transcendental Magic: Its Doctrine and Ritual by Éliphas Lévi – Classic discussion of ceremonial method, symbolism, and spirit evocation

Modern Guides and Practical Resources
Modern Magick: Eleven Lessons in the High Magickal Arts by Donald Michael Kraig – Step-by-step introduction to ritual and ceremonial practices
Llewellyn's Complete Book of Ceremonial Magick – A comprehensive guide to Western mystery traditions and achieving mastery in ritual arts
Self-Initiation Into the Golden Dawn Tradition – Curriculum for both solitary practitioners and ritual groups, offering practical exercises
Talismans & Evocations of the Golden Dawn – Focused on the creation and use of magical tools and evocations
Practical Sigil Magic – Techniques for creating personal symbols and linking them to intention or energy work

Specialized and Advanced Topics
A Garden of Pomegranates: Skrying on the Tree of Life – Explores Qabalistic symbolism for ritual application
The Book of Black Magic – Covers Goetic, theurgic, and infernal practices within ceremonial magick
Magical Gateways – Deals with the role of sacred geometry, planetary intelligences, and portal work
Grimoires of Esoteric Knowledge – Including works like De Occulta Philosophia by Agrippa and ancient texts revived in modern editions