Catalogue Persistent Identifier
http://nla.gov.au/nla.cat-vn443309
APA Citation
Ashworth, William. (1991). The encyclopedia of environmental studies. New York : Facts on File
MLA Citation
Ashworth, William. The encyclopedia of environmental studies / William Ashworth Facts on File New York 1991
Australian/Harvard Citation
Ashworth, William. 1991, The encyclopedia of environmental studies / William Ashworth Facts on File New York
Wikipedia Citation
{{Citation
| title=The encyclopedia of environmental studies / William Ashworth
| author1=Ashworth, William, 1942-
| publisher=Facts on File
| language=English
}}






