Pensri Leewarinpanich. 2002. The potential for electric energy saving at the meter factory. Field of Study Technology of Environmental Management, Mahidol University;
Pensri Leewarinpanich. (2002) The potential for electric energy saving at the meter factory . Mahidol University/Bangkok.
Pensri Leewarinpanich. The potential for electric energy saving at the meter factory. . Bangkok:Mahidol University, 2002.
Pensri Leewarinpanich. (2002) The potential for electric energy saving at the meter factory . Mahidol University/Bangkok.