Gregorio, Katharine, / author. : The double life of Katharine Clark : the untold story of the fearless journalist who risked her life for truth and justice / Katharine Gregorio.
Gregorutti, Marc, / author. : IBM Power E1050 : technical overview and introduction / Giuliano Anselmi, Marc Gregorutti, Stephen Lutz, Michael Malicdem, Guido Somers, Tsvetomir Spasov. [O'Reilly electronic resource]
Gregory, A. J., / author. : I said yes : my story of heartbreak, redemption, and true love [Hoopla electronic resource] / Emily Maynard Johnson with A. J. Gregory.
Gregory, Aaron John, / illustrator. : Spirals in time : the secret life and curious afterlife of seashells / Helen Scales ; illustrations by Aaron John Gregory.
Gregory, Adrian, / author of foreword. : Becoming data literate : building a great business, culture and leadership through data and analytics / David Reed ; foreword by Adrian Gregory, Co-founder and CEO, Data IQ.