(1978). International symposium on chemistry of natural: Products; symposium papers. Academy of Sciences.
Citazione stile Chigago Style (17a edizione)International Symposium on Chemistry of Natural: Products; Symposium Papers. Sofia, Bulgarian: Academy of Sciences, 1978.
Citatione MLA (9a ed.)International Symposium on Chemistry of Natural: Products; Symposium Papers. Academy of Sciences, 1978.
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