Bolanos, R. A., de la Paz, M. H. R., Paragas, E. A. V., & Sy, R. T. (1991). An Information systems study on the Environmental Impact Assessment Group. College of Engineering.
Chicago Style (17. basım) AtıfBolanos, Ronaldo A., Mario Henry R. de la Paz, Edgar Allan V. Paragas, ve Roger Tanlimco Sy. An Information Systems Study on the Environmental Impact Assessment Group. Diliman, Quezon City: College of Engineering, 1991.
MLA (9th ed.) AtıfBolanos, Ronaldo A., et al. An Information Systems Study on the Environmental Impact Assessment Group. College of Engineering, 1991.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..