Data abstraction and problem solving with C++Frank M. Carrano, Paul Helman, Robert Veroff · First published 1995Open the Tome
Data structures and problem solving with Turbo PascalFrank M. Carrano, Paul Helman, Robert Veroff · First published 1992Open the Tome
The petrology of the Cloverly formation, Rawlins Uplift Area, Carbon County, WyomingRonald Paul Helman · First published 1957Open the Tome