Lua APA (7ú heag.)
Михайлова, Г. И. Water Supply, Wastewater Treatment and Rational Employment of Water Resources: учебное пособие.
Lua i Stíl Chicago (17ú heag.)Михайлова, Г. И. Water Supply, Wastewater Treatment and Rational Employment of Water Resources: учебное пособие.
Lua MLA (8ú heag.)Михайлова, Г. И. Water Supply, Wastewater Treatment and Rational Employment of Water Resources: учебное пособие.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.