Aquatic toxicology and hazard assessment: sixth symposium : a symposium sponsored by ASTM Committee E-47 on biological effects and environmental fate / Editor W.E. Bishop . Philadelphia :  ASTM , 1983 . 560 s . [1, of that borrowed 0]

Německy s úsměvem / Autori s kol. Dana Drmlová ; Drahomíra Kettnerová . Praha :  Exact servis , 1994 . 584 s . ISBN 80-901380-5-5 . [3, of that borrowed 0]

Priemyselná politika / Edita Nemcová . Bratislava :  Prognostický ústav SAV , 1994 . 33 s . [2, of that borrowed 0]

Vivčarstvo ; Respublikanskij mižvidomčij tematičnij naukovij zbirnik. Vyp. 26 . Kijiv :  Urožaj , 1991 . 55 s . ISSN 0131-0089 . [1, of that borrowed 0]