(1997). The environment and emerging development issues: A study. Clarendon.
Čikaški stil citiranja (17. izdanje)The Environment and Emerging Development Issues: A Study. Oxford: Clarendon, 1997.
MLA način citiranja (9. izdanje)The Environment and Emerging Development Issues: A Study. Clarendon, 1997.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.