Duggal. (2004). Surveying volume 1 (2nd ed.). Tata McGraw Hill Publishing Company Limited.
Chicago Style (17th ed.) CitationDuggal. Surveying Volume 1. 2nd ed. New Delhi: Tata McGraw Hill Publishing Company Limited, 2004.
MLA (9th ed.) CitationDuggal. Surveying Volume 1. 2nd ed. Tata McGraw Hill Publishing Company Limited, 2004.
Warning: These citations may not always be 100% accurate.