Edwards, C. A. (1993). Agriculture and the environment: Papers presented at the International Conference on Agriculture and the Environment, 10-13 november 1991. Elsevier.
Citazione stile Chigago Style (17a edizione)Edwards, Clive A. Agriculture and the Environment: Papers Presented at the International Conference on Agriculture and the Environment, 10-13 November 1991. Amsterdam: Elsevier, 1993.
Citatione MLA (9a ed.)Edwards, Clive A. Agriculture and the Environment: Papers Presented at the International Conference on Agriculture and the Environment, 10-13 November 1991. Elsevier, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.