Di Gregorio, A., & Di Gregorio, A. (2005). Land cover classification system: Classification concepts and user manual. Rome: Food and Agriculture Organization of the United Nations.
Chicago Style CitationDi Gregorio, Antonio, and Antonio Di Gregorio. Land Cover Classification System: Classification Concepts and User Manual. Rome: Food and Agriculture Organization of the United Nations, 2005.
MLA CitationDi Gregorio, Antonio, and Antonio Di Gregorio. Land Cover Classification System: Classification Concepts and User Manual. Rome: Food and Agriculture Organization of the United Nations, 2005.
Warning: These citations may not always be 100% accurate.