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.
Chicago-referens (17:e uppl.)Study Week on Natural Products and the Protection of Plants och G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Amsterdam: Elsevier Scientific Publishing Company, 1977.
MLA-referens (9:e uppl.)Study Week on Natural Products and the Protection of Plants och G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Elsevier Scientific Publishing Company, 1977.
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