American Chemical Society. (1990). Environmental science and technology. Washington D.C.: American Chemical Society.
استشهاد بنمط شيكاغوAmerican Chemical Society. Environmental Science and Technology. Washington D.C.: American Chemical Society, 1990.
MLA استشهادAmerican Chemical Society. Environmental Science and Technology. Washington D.C.: American Chemical Society, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.