Não informado. (2008). Collection of Czechoslovak Chemical Communications. Czechoslovak Academy of Sciences.
Citação do estilo Chicago (17ª ed.)Não informado. Collection of Czechoslovak Chemical Communications. Praha: Czechoslovak Academy of Sciences, 2008.
Citação MLA (8ª ed.)Não informado. Collection of Czechoslovak Chemical Communications. Czechoslovak Academy of Sciences, 2008.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.