Ashton, J., & Alvarez-Dardet, C. (2002). PLENTY TO THINK ABOUT ON FOOD AND THE ENVIRONMENT. BMJ Group.
استشهاد بنمط شيكاغوAshton, J., و C. Alvarez-Dardet. PLENTY TO THINK ABOUT ON FOOD AND THE ENVIRONMENT. BMJ Group, 2002.
MLA استشهادAshton, J., و C. Alvarez-Dardet. PLENTY TO THINK ABOUT ON FOOD AND THE ENVIRONMENT. BMJ Group, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.