ADB. (1993). Environmental guidelines for selected ifrastructure Projects. ADB.
Chicago Style aipamenaADB. Environmental Guidelines for Selected Ifrastructure Projects. Manila: ADB, 1993.
MLA aipamenaADB. Environmental Guidelines for Selected Ifrastructure Projects. ADB, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.