Petris, Antonietta -- Correspondence : With your words in my hands : the letters of Antonietta Petris and Loris Palma / edited and translated by Sonia Cancian ; foreword by Antonietta Petris ; afterword by Donna R. Gabaccia
Petro-Canada. / http://id.loc.gov/authorities/names/n77018797 : Oil, the State, and Federalism : the Rise and Demise of Petro-Canada as a Statist Impulse
Petrochemical Industries Company : Petrochemical Industries Company Limited environmental management program : construction management and wastewater treatment / assessment by the Environmental Protection Authority
Petroff, Emile J., -- Trials, litigation, etc : Argument of Mr. Franklin B. Gowen of counsel for the commonwealth, in case of the Commonwealth vs. Petroff : indicted in the Court of Quarter Sessions of Dauphin County for corrupt solicitation of members of the legislature : delivered March 10, 1880 / reported by Henry C. Demming
Petrogenesis -- Russia (Federation) -- Norilʹsk : Trap magmatism and ore formation in the Siberian Noril'sk Region. Volume 2, Atlas of magmatic rocks / V.V. Ryabov, A. Ya. Shevko, M.P. Gora