(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.
Chicago-tyylinen lähdeviittausProceedings 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-viiteProceedings 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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.