Dyfyniad APA

(1995). USP DI. Drug information for the health care provider professional. United States Pharmacopeial Convention.

Dyfyniad Arddull Chicago

USP DI. Drug Information for the Health Care Provider Professional. Rockville, Md.: United States Pharmacopeial Convention, 1995.

Dyfyniad MLA

USP DI. Drug Information for the Health Care Provider Professional. United States Pharmacopeial Convention, 1995.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.