Vergel, K., & Lidasan, H. (2000). A study on the state of the transportation environment in Metro Manila. Philippine Engineering Journal.
Chicagoスタイル(17版)引用形式Vergel, Karl, , Hussein Lidasan. "A Study on the State of the Transportation Environment in Metro Manila." Philippine Engineering Journal 2000.
MLA(9版)引用形式Vergel, Karl, , Hussein Lidasan. "A Study on the State of the Transportation Environment in Metro Manila." Philippine Engineering Journal, 2000.
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