
Source: The New Dietetics, What to Eat and How: A Guide to Scientific Feeding in Health and Disease, Battle Creek, MI: The Modern Medicine Publishing Co., 1921, p. 366 https://books.google.it/books?id=TNsMAwAAQBAJ&pg=PA366.
Source: Foods, Ch. XIX, p. 143
Source: The New Dietetics, What to Eat and How: A Guide to Scientific Feeding in Health and Disease, Battle Creek, MI: The Modern Medicine Publishing Co., 1921, p. 366 https://books.google.it/books?id=TNsMAwAAQBAJ&pg=PA366.
p, 125
How Plants are Trained to Work for Man (1921) Vol. 5 Gardening
Essays on Diet (1883); quoted in Prof. Francis William Newman http://www.ivu.org/history/europe19b/newman.html at the International Vegetarian Union website.
How Plants are Trained to Work for Man (1921) Vol. 5 Gardening
The Pythagorean Diet: for the Use of the Medical Faculty
page 8
Sexual Behavior in the Human Female (1953)