Frere, J. (1995). Leonardo: Painter, inventor, visionary, mathematician, philosopher, engineer. P. Terrail.
Chicago Style (17th ed.) CitationFrere, Jean-Claude. Leonardo: Painter, Inventor, Visionary, Mathematician, Philosopher, Engineer. Paris: P. Terrail, 1995.
MLA (9th ed.) CitationFrere, Jean-Claude. Leonardo: Painter, Inventor, Visionary, Mathematician, Philosopher, Engineer. P. Terrail, 1995.
Warning: These citations may not always be 100% accurate.