APA (7th ed.) Zitazioa
United States Pharmacopeial Convention & United States Pharmacopeial Convention. (1990). USP XXII NF XVII The United States Pharmacoeia: The National Formulary. USPC.
Chicago Style (17th ed.) Zitazioa
United States Pharmacopeial Convention eta United States Pharmacopeial Convention. USP XXII NF XVII The United States Pharmacoeia: The National Formulary. Twinbrook Parkway: USPC, 1990.
MLA (9th ed.) Zitazioa
United States Pharmacopeial Convention eta United States Pharmacopeial Convention. USP XXII NF XVII The United States Pharmacoeia: The National Formulary. USPC, 1990.
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