Åhrén, T. (1982). Contraceptive vaginal rings: Clinical studies with special reference to gestagenic effects on serum lipoproteins. Uppsala University ; Distributor, Almqvist & Wiksell International.
Chicago Style (17th ed.) CitationÅhrén, Tom. Contraceptive Vaginal Rings: Clinical Studies with Special Reference to Gestagenic Effects on Serum Lipoproteins. Uppsala : Stockholm, Sweden: Uppsala University ; Distributor, Almqvist & Wiksell International, 1982.
MLA引文Åhrén, Tom. Contraceptive Vaginal Rings: Clinical Studies with Special Reference to Gestagenic Effects on Serum Lipoproteins. Uppsala University ; Distributor, Almqvist & Wiksell International, 1982.
警告：这些引文格式不一定是100％准确.