Lua APA (7ú heag.)
Ушаков, В. Я. Energy saving in the enterprises of fuel and energy complex: учебное пособие.
Lua i Stíl Chicago (17ú heag.)Ушаков, В. Я. Energy Saving in the Enterprises of Fuel and Energy Complex: учебное пособие.
Lua MLA (8ú heag.)Ушаков, В. Я. Energy Saving in the Enterprises of Fuel and Energy Complex: учебное пособие.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.