Não informado. (1859). Chemist and Druggist. Pharmaceutical Society of Northern Ireland.
Citace podle Chicago (17th ed.)Não informado. Chemist and Druggist. Kent, Inglaterra: Pharmaceutical Society of Northern Ireland, 1859.
Citace podle MLA (8th ed.)Não informado. Chemist and Druggist. Pharmaceutical Society of Northern Ireland, 1859.
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