TY  - BOOK
AU  - Lehman, Carol M.
AU  - Dufrene, Debbie D.
TI  - commumications I and II eng 140/141
SN  - 0324416121
AV  - P87 .L44 2006
PY  - 2006///
CY  - United States
PB  - Thomson south- West
KW  - Communication
N1  - includes index
ER  -