Cook, T. A. 1. (1979). The curves of life: Being an account of spiral formations and their application to growth in nature, to science, and to art : with special reference to the manuscripts of Leonardo da Vinci. New York: Dover Publications.

Cook, Theodore Andrea 1867-1928. The Curves of Life: Being an Account of Spiral Formations and Their Application to Growth in Nature, to Science, and to Art : With Special Reference to the Manuscripts of Leonardo Da Vinci. New York: Dover Publications, 1979.

Cook, Theodore Andrea 1867-1928. The Curves of Life: Being an Account of Spiral Formations and Their Application to Growth in Nature, to Science, and to Art : With Special Reference to the Manuscripts of Leonardo Da Vinci. New York: Dover Publications, 1979.