(1989). Proceedings of the symposium on fertilizer, present and future: To a decision making for heading the 21st Century- September 25-26, 1989. Kyoto, Janpan: Janpanese Society of soil Science and Plant Nutrition.
استشهاد بنمط شيكاغوProceedings of the Symposium On Fertilizer, Present and Future: To a Decision Making for Heading the 21st Century- September 25-26, 1989. Kyoto, Janpan: Janpanese Society of soil Science and Plant Nutrition, 1989.
MLA استشهادProceedings of the Symposium On Fertilizer, Present and Future: To a Decision Making for Heading the 21st Century- September 25-26, 1989. Kyoto, Janpan: Janpanese Society of soil Science and Plant Nutrition, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.