APA引文
Duggal,S.K. (2013). Surveying (4th ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Duggal,S.K. Surveying. 4th ed. New Delhi: McGraw-Hill, 2013.
MLA引文
Duggal,S.K. Surveying. 4th ed. McGraw-Hill, 2013.
警告:這些引文格式不一定是100%准確.