Carlyle, T., Baumgarten, M., & Engel, M. The Norman and Charlotte Strouse edition of the writings of Thomas Carlyle. University of California Press.

Carlyle, Thomas, Murray Baumgarten, and Mark Engel. The Norman and Charlotte Strouse Edition of the Writings of Thomas Carlyle. Berkeley ; Los Angeles ; Oxford: University of California Press.

Carlyle, Thomas, et al. The Norman and Charlotte Strouse Edition of the Writings of Thomas Carlyle. University of California Press.