Easter School in Agricultural Science Nottingham), & Ivins, J. D. (1959). The measurement of grassland productivity: Proceedings of the University of Nottingham Sixth Easter School in Agricultural Science, 1959. Butterworths Scientific Publications.
Citación estilo ChicagoEaster School in Agricultural Science Nottingham), and J. D. Ivins. The Measurement of Grassland Productivity: Proceedings of the University of Nottingham Sixth Easter School in Agricultural Science, 1959. London: Butterworths Scientific Publications, 1959.
Cita MLAEaster School in Agricultural Science Nottingham), and J. D. Ivins. The Measurement of Grassland Productivity: Proceedings of the University of Nottingham Sixth Easter School in Agricultural Science, 1959. London: Butterworths Scientific Publications, 1959.