(1993). Civil and environmental engineering test equipment: ELE National. USA: ELE International Ltd.
استشهاد بنمط شيكاغوCivil and Environmental Engineering Test Equipment: ELE National. USA: ELE International Ltd, 1993.
MLA استشهادCivil and Environmental Engineering Test Equipment: ELE National. USA: ELE International Ltd, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.