Leigh, R., & Johnston, A. (1994). LONG-term experiments in agricultural and ecological sciences: Proceedings of a conference to celebrate the 150th anniversary of Rothamsted Experimental Station, held at Rothamsted, 14-17 july 1993. CAB International.
Cita Chicago Style (17a ed.)Leigh, R.A., y A.E Johnston. LONG-term Experiments in Agricultural and Ecological Sciences: Proceedings of a Conference to Celebrate the 150th Anniversary of Rothamsted Experimental Station, Held at Rothamsted, 14-17 July 1993. Wallingford: CAB International, 1994.
Cita MLA (8a ed.)Leigh, R.A., y A.E Johnston. LONG-term Experiments in Agricultural and Ecological Sciences: Proceedings of a Conference to Celebrate the 150th Anniversary of Rothamsted Experimental Station, Held at Rothamsted, 14-17 July 1993. CAB International, 1994.