Constantine, K. C. The Rocksburg Railroad Murders. Mario Balzic series, 1/17. New York: Saturday Review Books / E. P. Dutton, 1972. BibTeXEndNote X3 XMLEndNote 7 XMLRIS
Levinson, Joel B. Spiral Bound. San Jose, CA: Writers Club Press, 2002. BibTeXEndNote X3 XMLEndNote 7 XMLRIS