 How the West Was Weird: 9 Tales from the Weird, Wild West by Russ Anderson Jr., Derrick Ferguson, et all 20100206
 PiKaNet's Avatar by Sean Lawlor Nelson, 20100303
 Who Killed Marilyn Monroe? (PI Grace Smith Investigations) by Liz Evans, 200203
 The Consecrated Talisman 'Salmagundi'  The Pi Exponent by Uriel Bey, 20100603
 The History of Pi Beta Phi Fraternity by Elizabeth Allen Clarke Helmick, 20081015
 Pi and the AGM: A Study in Analytic Number Theory and Computational Complexity (Canadian Mathematical Society Series of Monographs and Advanced Texts) by Jonathan M. Borwein, Peter B. Borwein, 19980713
 A History of Pi by Petr Beckmann, 19710101
 Life of Pi A Novel  2004 publication. by Yan Martl, 2004
 Ts'ao P'i Transcendent: Political Culture and DynastyFounding in China at the End of the Han (Script serica) by Howard L. Goodman, 19981119
 The Pleasures of Pi,e and Other Interesting Numbers by Y. E. O. Adrian, 20061101
 The PiCalculus: A Theory of Mobile Processes by Davide Sangiorgi, David Walker, 20031016
 The Miracle of PiWater: A Gift from the Cosmos: The Revolutionary Technology of Water That Will Sa by Shinji Makino, 1999
 Whole Spy Catalog: A Resource Encyclopedia for Researchers, PI's, Spies, and Generally Nosy People by Lee Lapin, 19950301
 Pathomechanisms of the Spleen: Pi Bing Zhi Bing Ji by Yan Shilin, Li Zhenghua, 20090930
