Dyfyniad APA

(2011). The International Nonproprietary Names INN CD Edition (English). World Health Organization.

Dyfyniad Arddull Chicago

The International Nonproprietary Names INN CD Edition (English). World Health Organization, 2011.

Dyfyniad MLA

The International Nonproprietary Names INN CD Edition (English). World Health Organization, 2011.

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