TY  - BOOK
AU  - Gronbeck,Bruce E.
TI  - Principles and types of speech communication
SN  - 0673385914
AV  - PN4121 .P72 1990
PY  - 1990///
CY  - New York
PB  - Harper Collins
KW  - Public speaking
N1  - Includes bibliographical references (p. 506-507) and index
ER  -