(1991). Advances in soil organic matter research: The impact on agriculture and the environment ; [the proceedings of a joint symposium organised by the Agricultural and Environment Groups of the Royal Society of Chemistry ... University of Essex, 3rd - 4th September 1990].
Chicago-Zitierstil (17. Ausg.)Advances in Soil Organic Matter Research: The Impact on Agriculture and the Environment ; [the Proceedings of a Joint Symposium Organised by the Agricultural and Environment Groups of the Royal Society of Chemistry ... University of Essex, 3rd - 4th September 1990]. Cambridge, 1991.
MLA-Zitierstil (9. Ausg.)Advances in Soil Organic Matter Research: The Impact on Agriculture and the Environment ; [the Proceedings of a Joint Symposium Organised by the Agricultural and Environment Groups of the Royal Society of Chemistry ... University of Essex, 3rd - 4th September 1990]. 1991.