Rothamsted Experimental Station, Leigh, R. A., & Johnston, A. E. (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.
Παραπομπή σε μορφή Chicago (17η εκδ.)Rothamsted Experimental Station, R. A. Leigh, και 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.
Παραπομπή σε μορφή MLA (9th εκδ.)Rothamsted Experimental Station, et al. 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.