A. Long Glenn Forworder & Ellinghausen, C. Clyde butcher: Portfolio i florida landscapes (Second edition.). Florida.
Čikaški stil citiranja (17. izdanje)A. Long Glenn Forworder i Christine Ellinghausen. Clyde Butcher: Portfolio I Florida Landscapes. Second edition. Fort Myers: Florida.
MLA način citiranja (9. izdanje)A. Long Glenn Forworder i Christine Ellinghausen. Clyde Butcher: Portfolio I Florida Landscapes. Second edition. Florida.
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