Tohutoro APA (7th ed.)
Subramanian, K. (2014). Highway railway airport and harbour engineering. Scitech Pub.
Tohutoru Kātū Chicago (17th ed.)
Subramanian, K.P. Highway Railway Airport and Harbour Engineering. Kolkata: Scitech Pub, 2014.
Tohutoro MLA (9th ed.)
Subramanian, K.P. Highway Railway Airport and Harbour Engineering. Scitech Pub, 2014.
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