Parker, J D .
Energy conservation measures / Textual Documents J D Parker. - / . - Oxford : Pergamon Press , 1984. - 322 ; .
0-08-031141-5
621.0425 / PAR/EN
Energy conservation measures / Textual Documents J D Parker. - / . - Oxford : Pergamon Press , 1984. - 322 ; .
0-08-031141-5
621.0425 / PAR/EN