K, D. N. I. (2014). Assessment of environmental noise and air quality in critical areas at uiTM engineering complex. Applied Mechanics and Materials, 471, . https://doi.org/10.4028/www.scientific.net/AMM.471.125
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)K, David N.V.; Ismail. "Assessment of Environmental Noise and Air Quality in Critical Areas at UiTM Engineering Complex." Applied Mechanics and Materials 471 (2014). https://doi.org/10.4028/www.scientific.net/AMM.471.125.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)K, David N.V.; Ismail. "Assessment of Environmental Noise and Air Quality in Critical Areas at UiTM Engineering Complex." Applied Mechanics and Materials, vol. 471, 2014, https://doi.org/10.4028/www.scientific.net/AMM.471.125.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.