The institution of mechanical Engineers. (1977). Limiting Noise from Pumps, fans, and Compressors. Mechanical Engineering Publication.
استشهاد بنمط شيكاغوThe institution of mechanical Engineers. Limiting Noise from Pumps, Fans, and Compressors. London: Mechanical Engineering Publication, 1977.
MLA استشهادThe institution of mechanical Engineers. Limiting Noise from Pumps, Fans, and Compressors. Mechanical Engineering Publication, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.