Books, T. (1990). Mysteries of the unknown: V.8.: Time and space. Time-Life Books.
Chicago Style (17th ed.) CitationBooks, Time-Life. Mysteries of the Unknown: V.8.: Time and Space. Time-Life Books, 1990.
MLA (8th ed.) CitationBooks, Time-Life. Mysteries of the Unknown: V.8.: Time and Space. Time-Life Books, 1990.
Warning: These citations may not always be 100% accurate.