Japan International Cooperation Agency & Katahira & Engineers International. (1992). Environmental guidelines for infrastructure projects: IV ; railways. September 1992. Japan International Cooperation Agency.
Παραπομπή σε μορφή Chicago (17η εκδ.)Japan International Cooperation Agency και Katahira & Engineers International. Environmental Guidelines for Infrastructure Projects: IV ; Railways. September 1992. [Manila]: Japan International Cooperation Agency, 1992.
Παραπομπή σε μορφή MLA (9th εκδ.)Japan International Cooperation Agency και Katahira & Engineers International. Environmental Guidelines for Infrastructure Projects: IV ; Railways. September 1992. Japan International Cooperation Agency, 1992.
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