United Nations Environment Programme ; International Environmental Technology Centre ; International Lake Environment Committee Foundation. (2000). Lakes and Reservoirs: Similarities, Differences and Importance. Volume 1: -- UNEP-IETC/ILEC Vol. 1 --. IETC.
Цитирование в стиле Чикаго (17-е изд.)United Nations Environment Programme ; International Environmental Technology Centre ; International Lake Environment Committee Foundation. Lakes and Reservoirs: Similarities, Differences and Importance. Volume 1: -- UNEP-IETC/ILEC Vol. 1 --. Kusatsu: IETC, 2000.
Цитирование MLA (8-е изд.)United Nations Environment Programme ; International Environmental Technology Centre ; International Lake Environment Committee Foundation. Lakes and Reservoirs: Similarities, Differences and Importance. Volume 1: -- UNEP-IETC/ILEC Vol. 1 --. IETC, 2000.