APA (7th ed.) Citation

Parker, R. B., & Atkins, A. (2018). Robert B. Parker's old black magic. G.P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Parker, Robert B., and Ace Atkins. Robert B. Parker's Old Black Magic. New York: G.P. Putnam's Sons, 2018.

MLA (8th ed.) Citation

Parker, Robert B., and Ace Atkins. Robert B. Parker's Old Black Magic. G.P. Putnam's Sons, 2018.

Warning: These citations may not always be 100% accurate.