Tohutoro APA (7th ed.)
Patil, B. (2015). Civil engineering contracts and estimates (4th ed.). Universities Press.
Tohutoru Kātū Chicago (17th ed.)
Patil, B.S. Civil Engineering Contracts and Estimates. 4th ed. Hyderabad: Universities Press, 2015.
Tohutoro MLA (9th ed.)
Patil, B.S. Civil Engineering Contracts and Estimates. 4th ed. Universities Press, 2015.
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