British Crop Protection Conference (1981 : Brighton) & British Insecticide and Fungicide Conference (11th : 1981 : Brighton). (1981). Pests and diseases (11th British Insecticide and Fungicide Conference): Proeedings of a conference held at Hotel Metropole, Brighton, England, November 16th-19th, 1981. CPC Publication.
Παραπομπή σε μορφή Chicago (17η εκδ.)British Crop Protection Conference (1981 : Brighton) και British Insecticide and Fungicide Conference (11th : 1981 : Brighton). Pests and Diseases (11th British Insecticide and Fungicide Conference): Proeedings of a Conference Held at Hotel Metropole, Brighton, England, November 16th-19th, 1981. Croydon: CPC Publication, 1981.
Παραπομπή σε μορφή MLA (9th εκδ.)British Crop Protection Conference (1981 : Brighton) και British Insecticide and Fungicide Conference (11th : 1981 : Brighton). Pests and Diseases (11th British Insecticide and Fungicide Conference): Proeedings of a Conference Held at Hotel Metropole, Brighton, England, November 16th-19th, 1981. CPC Publication, 1981.