The Birds of Ecuador: Status, Distribution and Taxonomy Vol 1Robert S.; Greenfield, Paul J. (Robbins, Mark B.; Coopmans, Paul) Ridgely · First published 2001Open the Tome
Instructors Manual to Accompany Discovering Microsoft WorksStephen J. Shawl, Robert Robbins, William H. Jefferys · First published 1999Open the Tome
Discovering astronomyR. Robert Robbins, William H. Jefferys, Stephen J. Shawl · First published 1994Open the Tome
Regionalism and the Pacific NorthwestWilliam G. Robbins, Robert J. Frank, Richard E. Ross · First published 1983Open the Tome
Solutions manual for An introduction to genetic analysisRobert J. Robbins · First published 1981Open the Tome
