Shilpa Shyam & Verma, H. B. (2006). Air pollution and its impact on plant growth. New India Publishing Agency.
استشهاد بنمط شيكاغوShilpa Shyam و H.N. Bhargava Verma. Air Pollution and Its Impact on Plant Growth. New Delhi: New India Publishing Agency, 2006.
MLA استشهادShilpa Shyam و H.N. Bhargava Verma. Air Pollution and Its Impact on Plant Growth. New India Publishing Agency, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.