APA (7 वां संस्करण) प्रशस्ति पत्र
Walker, J., & Awange, J. (2020). Surveying for Civil and Mine Engineers: Acquire the Skills in Weeks (2nd ed.). Springer.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Walker, John, और Joseph Awange. Surveying for Civil and Mine Engineers: Acquire the Skills in Weeks. 2nd ed. Switzerland: Springer, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Walker, John, और Joseph Awange. Surveying for Civil and Mine Engineers: Acquire the Skills in Weeks. 2nd ed. Springer, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.