304.203
M147M
Parker, Sybil P (Ed.)
 McGraw-Hill encyclopedia of environmental science \ Sybil P Parker
- 2nd
- New York : McGraw Hill, 1980.
 858p.
  ISBN: 0-07-045264-4
110982
  Subjects: Ecology-Dictionaries; Man-Influence on nature-Dictionaries; Environmental protection-Dictionaries.