AP psychologyPhilip G. Zimbardo, Robert L. Johnson, Ann L. Weber, Craig W. Gruber · First published 2005Open the Tome
Historische Anthropologie im s ud ostlichen EuropaKarl Kaser, Siegfried Gruber, Robert Pichler · First published 2003Open the Tome
Resistojet control and power for high frequency ac busesRobert P. Gruber · First published 1987Open the Tome
Power electronics for a 1-kilopwatt arcjet thrusterRobert P. Gruber · First published 1986Open the Tome
Register of Confederate soldiers, sailors, and citizens who died in federal prisons and military hospitals in the North, 1861-1865Robert Gruber · First published 1912Open the Tome
