APA Citation
Princeton Language Institute, Roberts, R., & Philip Lief Group. (2001). 10 days to a sharper memory. New York: Warner Books.
Chicago Style CitationPrinceton Language Institute, Rusell Roberts, and Philip Lief Group. 10 Days to a Sharper Memory. New York: Warner Books, 2001.
MLA CitationPrinceton Language Institute, Rusell Roberts, and Philip Lief Group. 10 Days to a Sharper Memory. New York: Warner Books, 2001.
Warning: These citations may not always be 100% accurate.