Ogaja, C. A., Adero, N. J., & Koome, D. (2023). Project design for geomatics engineers and surveyors (Second edition.). CRC Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOgaja, Clement A., Nashon Juma Adero, और Derrick Koome. Project Design for Geomatics Engineers and Surveyors. Second edition. Boca Raton: CRC Press, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOgaja, Clement A., et al. Project Design for Geomatics Engineers and Surveyors. Second edition. CRC Press, 2023.
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