(2006). Engineering solutions to environmental challenges: A regional collaborative approach. [s.n.].
Chicago Style (17. basım) AtıfEngineering Solutions to Environmental Challenges: A Regional Collaborative Approach. Manila: [s.n.], 2006.
MLA (9th ed.) AtıfEngineering Solutions to Environmental Challenges: A Regional Collaborative Approach. [s.n.], 2006.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..