418244 Edmunds, S., & Letey, J. (1973). Environmental administration. New York : McGraw-Hill.
Čikaški stil citiranja (17. izdanje)418244 Edmunds, Stahrl, i John Letey. Environmental Administration. New York : McGraw-Hill, 1973.
MLA način citiranja (9. izdanje)418244 Edmunds, Stahrl, i John Letey. Environmental Administration. New York : McGraw-Hill, 1973.
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