TY  - BOOK
AU  - Parker, Sybil P [ed.]
TI  - McGraw-Hill concise encyclopedia of science and technology
SN  - 0070455120
U1  - 503.21 
PY  - 1989///
CY  - New York
PB  - Mcgraw-Hill
KW  - Science dictionaries
KW  - Technology dictionaries
ER  -