TY  - BOOK
AU  - Zinsser, William.
TI  - On writing well : an informal guide to writing nonfiction. - 3-e edition, revised and enlarged
SN  - 0-06-015409-8
PY  - 1985///
CY  - New York 
PB  - Harper & Row, Publishers
N1  - Бібліогр. : с. 239-240
ER  -