"pacey, arnold . "
rural sanitation : planning and appraisal: / arnold.. pacey - 1 ed. - uk : intermediate technology 1980. - ", 68p.; 21 cm."
includes bibliography
0 903031 72 8
628. 7 dac
rural sanitation : planning and appraisal: / arnold.. pacey - 1 ed. - uk : intermediate technology 1980. - ", 68p.; 21 cm."
includes bibliography
0 903031 72 8
628. 7 dac