Catbagan, J. L. (2001). Application of interactive and graphic systems for higway location and route selection.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatbagan, Jerome L. Application of Interactive and Graphic Systems for Higway Location and Route Selection. 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCatbagan, Jerome L. Application of Interactive and Graphic Systems for Higway Location and Route Selection. 2001.
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