Books by Robert Pena

Poems Inspired by Robert Frost

by Ruchi Acharya, Audrey Colasanti, Robert Pena, Elise Chadwick

2021

Substitute Energy Sources: Learn How to Use Alternative Energy Sources to Get Energy Independence : (Energy Efficient Homes)

by Robert Pena

2016

Alternative Energy Sources: Ultimate How-To Guide on Building Your Own Affordable Power System : (Geothermal Heat Pump, Lower Bills and off Grid Living)

by Donald McBride, Robert Pena

2016

The Search for WMD

by Graham F. Walker, Michael Friend, Nobuyasu Abe, William C. Potter, Ian Anthony, Harold D. Bengelsdorf, Frank Barnaby, Elena Sokova, Charles V. Peña, Elizabeth Turpen, Roger Handberg, Phillip H.J. Davies, Robert Jervis, Lawrence Freedman, Doug Giebel, A. Stuart Farson, Robert M. Frost, Douglas A. Ross, Salim Mansur, Patrick J. Haney, David Mendelhoff, Brian Frederiking, Philip Towle, Rose McDermott, Steven E. Lobell, James Ferrabee, Marianne Hanson, Fred C. Ikle, Brad Roberts

2006

McGraw-Hill lectura

by Maria M Acosta, Kathy Escamilla, Jan E. Hasbrouck, Juan Ramon Lira, Sylvia Cavozos Pena, Josefina Villamil Tinajero, Robert A. Devillar

2001