APA-ийн эшлэл(7 дахь хэвлэлт)

(1979). International Symposium on the Chemistry of Natural products: plenary lectures presented: At the Eleventh International symposium held at Golden Sands, Bulgaria, 17-23 Sept., 1978. Pergamon.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

International Symposium on the Chemistry of Natural Products: Plenary Lectures Presented: At the Eleventh International Symposium Held at Golden Sands, Bulgaria, 17-23 Sept., 1978. Oxford: Pergamon, 1979.

MLA -ийн эшлэл (9 дэх хэвлэлт)

International Symposium on the Chemistry of Natural Products: Plenary Lectures Presented: At the Eleventh International Symposium Held at Golden Sands, Bulgaria, 17-23 Sept., 1978. Pergamon, 1979.