APA-referens (7:e uppl.)

Isaacson, W. (2017). Leonardo da Vinci (First Simon & Schuster hardcover edition.). Simon & Schuster.

Chicago-referens (17:e uppl.)

Isaacson, Walter. Leonardo Da Vinci. First Simon & Schuster hardcover edition. New York: Simon & Schuster, 2017.

MLA-referens (9:e uppl.)

Isaacson, Walter. Leonardo Da Vinci. First Simon & Schuster hardcover edition. Simon & Schuster, 2017.