Environmental accounting : current situation and future development : papers and proceedings from a workshop : Charles University, Prague, Czech Republic, 15 November 2004 / workshop organised by Jan Evangelista Purkyne in Usti nad Labem, Charles University, Environment Center in Prague ; editors Iva Ritschelova, Milan Scasny   .  In Usti nad Labem :  Jan Evangelista Purkyne University,  2004 . 190 s.