TY  - BOOK
AU  - Cowan,Henry J.
AU  - Smith,Peter R.
TI  - Environmental systems
SN  - 0442214901
U1  - 696 COW 
PY  - 1983///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - Buildings
KW  - Environmental engineering
N1  - Includes bibliographical references
ER  -