ER mapper 4.0 [cakera padat]. San Diego, CA : Earth Resource Mapping.
Chicago Style (17th ed.) CitationER Mapper 4.0 [cakera Padat]. San Diego, CA : Earth Resource Mapping.
MLA (9th ed.) CitationER Mapper 4.0 [cakera Padat]. San Diego, CA : Earth Resource Mapping.
Warning: These citations may not always be 100% accurate.