APA (7th ed.) Zitazioa

(1978). International symposium on chemistry of natural: Products; symposium papers. Academy of Sciences.

Chicago Style (17th ed.) Zitazioa

International Symposium on Chemistry of Natural: Products; Symposium Papers. Sofia, Bulgarian: Academy of Sciences, 1978.

MLA (9th ed.) Zitazioa

International Symposium on Chemistry of Natural: Products; Symposium Papers. Academy of Sciences, 1978.