4 0
McGraw-Hill yearbook of science & technology 1992 : comprehensive coverage of recent events and research as compiled by the staff of the McGraw-Hill encyclopedia of science & technology. 6
6
-
-
- 523 pages : illustrations
-
-
-
-
- .
- .
- 0 .
- .
- 0 .
5
5
0-07-046707-2 (hardcover)
2
=
=
2
2 --0------
6 --0-- 2 --------
0 2 --
--20------
--------20--
--------20--
----2
/ 2
R 505 / M178 19922
/
/