APA (7e ed.) Bronvermelding

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 (17e ed.) Bronvermelding

Study Week on Natural Products and the Protection of Plants en G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Amsterdam: Elsevier Scientific Publishing Company, 1977.

MLA (9e ed.) Bronvermelding

Study Week on Natural Products and the Protection of Plants en G.B Marini-Bettolo. Natural Products and the Protection of Plants: Proceedings. Elsevier Scientific Publishing Company, 1977.