Balwinder, S., & Dhaliwal, G. S. (1993). Pesticides: Thier Ecological Impact in developing countries. Commonwealth publishers.
استشهاد بنمط شيكاغوBalwinder, Singh, و G S. Dhaliwal. Pesticides: Thier Ecological Impact in Developing Countries. New Delhi: Commonwealth publishers, 1993.
MLA استشهادBalwinder, Singh, و G S. Dhaliwal. Pesticides: Thier Ecological Impact in Developing Countries. Commonwealth publishers, 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.