Стандарты Международной организации по стандартизации (ИСО). Каталог (в 2-х частях). — М.: ФГУП «СТАНДАРТИНФОРМ». 2008.
47.020.90 — Судовые системы вентиляции, кондиционирования воздуха и обогрева ISO 3434:1992 ISO 5797:2004 ISO 7547:2002 ISO 8861:1998 ISO 8862:1987 ISO 8863:1987 ISO 8864:1987 ISO 9099:1987 ISO 9785:2002 … Стандарты Международной организации по стандартизации (ИСО)
Bees and toxic chemicals — Bees can suffer serious effects from toxic chemicals in their environment. This includes various synthetic chemicals, such as insecticides and fertilizers, as well as a variety of naturally occurring chemicals from plants, such as ethanol… … Wikipedia
Slovakia — <p></p> <p></p> Introduction ::Slovakia <p></p> Background: <p></p> Slovakia s roots can be traced to the 9th century state of Great Moravia. Subsequently, the Slovaks became part of the Hungarian… … The World Factbook
