Case, J., & Goodall, J. (2019). Be fearless: 5 principles for a life of breakthroughs and purpose (First Simon & Schuster hardcover edition.). Simon & Schuster.
Cita Chicago Style (17a ed.)Case, Jean, y Jane Goodall. Be Fearless: 5 Principles for a Life of Breakthroughs and Purpose. First Simon & Schuster hardcover edition. New York: Simon & Schuster, 2019.
Cita MLA (8a ed.)Case, Jean, y Jane Goodall. Be Fearless: 5 Principles for a Life of Breakthroughs and Purpose. First Simon & Schuster hardcover edition. Simon & Schuster, 2019.
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