Parker, R. B., & Lupica, M. (2025). Robert B. Parker's Showdown. G.P. Putnam's Sons.
Chicago Style (17th ed.) CitationParker, Robert B., and Mike Lupica. Robert B. Parker's Showdown. New York: G.P. Putnam's Sons, 2025.
MLA (8th ed.) CitationParker, Robert B., and Mike Lupica. Robert B. Parker's Showdown. G.P. Putnam's Sons, 2025.
Warning: These citations may not always be 100% accurate.