- Aveni, Anthony. Behind the Crystal Ball.
- NY: Random House, 1996.
- Bernstein, Henrietta. Cabalah Primer.
- Marina Del Rey, CA: Devorss and Co, 1984.
- Cahill, Sedonia. The Cermonial Circle.
- NY: Harper Collins, 1992.
- Campanelli, Pauline. Wheel of the Year.
- St. Paul, MN: Llewellyn, 1992.
- Couper, Heather. The Space Atlas.
- NY: Gulliver, 1992.
- Dreyfus, Henry. Symbol Source Book.
- NY: Thompson, 1984.
- Ferguson, Diana. The Magical Year.
- York Beach, ME: Samuel Weiser, 1996.
- Fundaburk, Emma Lila. Sun Circles and Human Hands: The Southeastern
- Indians -- Art and Industry
. Montgomery: Paragon, 1968.- Hoban, Tana. Circles, Triangles and Squares.
- NY: Simon & Schuster, 1974.
- Hoban, Tana. Round and Round and Round.
- NY: Greenwillow, 1983.
- Hughes, Patrick. Vicious Circles and Infinity.
- NY: Doubleday, 1975.
- Jacobs, Francine. Breakthrough (the true story of penicillin).
- NY: Dodd, Mead & Co. 1985.
- Koch, Rudolf. The Book of Signs.
- NY: Dover, 1955.
- Kramer, Roberta. A Book of Curiosities.
- NY: Jonathan David Publishers, 1975.
- Lafferty, Peter. Force and Emotion.
- NY: Dorling Kindersley Inc, 1992.
- Little, Dr. Gregory L. Grand Illusions.
- Memphis: White Buffalo, 1994.
- Little, Dr. Gregory L. People of the Web(What Indian Mounds, Ancient
- Rituals,and Stone Circles Tell Us About Modern UFO Abductions, Apparitions,andthe Near Death Experience). Memphis: White Buffalo, 1990.
- Madaras, Lyndia. What's Happening to My Body? A Book for Boys.
- NY: Newmarket, 1985.
- Marzollo, Jean. Getting Your Period (a book about menstration).
- NY: Dial, 1989.
- Monroe, Judy. The Drug Library (Nicotine).
- Springfield, NJ: Enscow, 1995.
- O'Neill, Cynthia ed. Goddesses, Heroes and Shamans.
- NY: Kingfisher, 1994.
- Sanders, Dennis. The First of Everything
- (A Compendium of Important,Eventful, and Just-Plain-Fun Facts About All Kinds of Firsts). NY: Delecorte Press, 1981.
- Simpson, William. The Buddhist Praying Wheel (A Collection of Material Bearing
- Upon the Sybolism of the Wheel and Circular Movements in Customs and Religious Ritual). NY: University, 1970.
- Wood, John Edwin. Sun, Moon, and Standing Stones.
- NY: Oxford UP, 1978.
- Wynwood Press. Charles Belitz's World of Strange Phenomena.
- NY: Wynwood Press, 1992.