Enfermedades Infecciosas TropicalesRichard L. Guerrant, David H. Walker, Peter F. Weller · First published 2001Open the Tome
Tropical infectious diseasesRichard L. Guerrant, David H. Walker, Peter F. Weller, Walker, David H., Marc Strauss · First published 1999Open the Tome
The retail industryCharles A. Ingene, Carl E. Steidtmann, Richard F. Hokenson, Walter F. Loeb, James R. Eckmann, Bernard Sosnick, Gary Vineberg, Edward A. Weller, Christopher E. Vroom, Donald I. Trott; Thomas H. Tashjian; Lawrence J. Haverty · First published 1993Open the Tome
Verbal communication in instructional supervisionRichard H. Weller · First published 1972Open the Tome
An observational system for analyzing clinical supervision of teachersRichard H. Weller, Harvard University. Graduate School of Education · First published 1969Open the Tome
