TY  - GEN
AU  - Beckenbach, Edwin F., Ed.
AU  - Tompkins, Charles B., Ed.
AU  - 
TI  - Concepts of communication: interpersonal, intrapersonal and mathematical
U1  - 001.51 
PY  - 1971///
CY  - New York
PB  - John Wiley And Sons
ER  -