GUPTA, B. G. (2014). Highway and bridge engineering. Standard Publishers.
Chicagoスタイル(17版)引用形式GUPTA, B.L. Gupta. Highway and Bridge Engineering. Standard Publishers, 2014.
MLA(9版)引用形式GUPTA, B.L. Gupta. Highway and Bridge Engineering. Standard Publishers, 2014.
警告: この引用は必ずしも正確ではありません.