APA

,, . (1990). Convention on the elaboration of a European pharmacopoeia : No 50. Strasbourg: Council of Europe.

Chicago

,, . 1990. Convention on the elaboration of a European pharmacopoeia : No 50. Strasbourg: Council of Europe.

Harvard

,, . (1990). Convention on the elaboration of a European pharmacopoeia : No 50. Strasbourg: Council of Europe.

MLA

,, . Convention on the elaboration of a European pharmacopoeia : No 50. Strasbourg: Council of Europe. 1990.