National chemical laboratory department of scientific and industrial research. (1964). Safety measures in chemical laboratries. Her Majestys stationary office.
استشهاد بنمط شيكاغوNational chemical laboratory department of scientific and industrial research. Safety Measures in Chemical Laboratries. London: Her Majestys stationary office, 1964.
MLA استشهادNational chemical laboratory department of scientific and industrial research. Safety Measures in Chemical Laboratries. Her Majestys stationary office, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.