Study Week on Natural Products and the Protection of Plants & Marini-Bettolo, G. (1977). Natural products and the protection of plants: Proceedings. Elsevier Scientific Publishing Company.
Citazione stile Chigago Style (17a edizione)Study Week on Natural Products and the Protection of Plants e G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Amsterdam: Elsevier Scientific Publishing Company, 1977.
Citatione MLA (9a ed.)Study Week on Natural Products and the Protection of Plants e G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Elsevier Scientific Publishing Company, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.