APA-ийн эшлэл(7 дахь хэвлэлт)

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.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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