Lucid Dreaming Made Easy. Your Quick-Access Guide to Lucid Dreams - GRIN
Dreaming, Philosophy of | Internet Encyclopedia of Philosophy
Lucid dreaming: How-to, benefits, and risks
Four Levels of Lucid Dreaming | Psychology Today
Dreams: Discover the Meaning of Your Dreams and How to Dream What You Want - Dream Interpretation, Lucid Dreaming, and Dream Psychology (+BONUS) (Dream Analysis, Dream Meanings, Lucid Dream) eBook : Greene,