APA
Tracy B., . (2015). Bull's-eye : the power of focus. Naperville,Illinois: Simple Truths, an imprint of Sourcebooks, Inc.
Chicago
Tracy Brian, . 2015. Bull's-eye : the power of focus. Naperville,Illinois: Simple Truths, an imprint of Sourcebooks, Inc.
Harvard
Tracy B., . (2015). Bull's-eye : the power of focus. Naperville,Illinois: Simple Truths, an imprint of Sourcebooks, Inc.
MLA
Tracy Brian, . Bull's-eye : the power of focus. Naperville,Illinois: Simple Truths, an imprint of Sourcebooks, Inc. 2015.
