TY  - BOOK
AU  - Zelko, Harold P
AU  - Zelko, Marjorie E
TI  - How to make speeches for all occasions: a practical guide and workbook for preparing for all speaking responsabilities 
AV  - PN 4121 Z42
PY  - 1971///
CY  - Garden City, N.Y.
PB  - Doubleday
KW  - Arte de hablar en público
ER  -