Ervin Rokke. “A Review of ‘Without Warning: The Saga of Gettysburg, A Reluctant Union Hero, and the Men He Inspired’: Terry Pierce, Stanwood, WA: Heart Ally Books (2020)”. Journal of Character and Leadership Development, vol. 7, no. 2, June 2020, https://jcldusafa.org/index.php/jcld/article/view/226.