AHMAD, IMTIAZ, F.H. SHAH, and M. ZAFAR IQBAL. “?NITRATE AND NITRITE CONTENTS IN FOOD OF PLANT ORIGIN IN PAKISTAN ?”. Biological Sciences - PJSIR 37, no. 1-2 (January 24, 1994): 47–50. Accessed November 24, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/2573.