703,819 DINIEJKO ANDRZEJ /tłum./ 703,820 Protection of man s natural environment.A collective work initiated and planned by Władysław Szafer,Prepared for publication by the Editorial Committee headed by Włodzimierz Michajłow.Transi, from the Polish manuscript by Andrzej Diniejko /I in?7 Warszawa 1973 PWN 8° s. 663,tabl.4,ilustr. Polish Academy of Sciences Committee of the Protection of Nature and Natural Resources Nature Protection Research Centre