00628 a2200193 4500 0820417351 338.17372095493 MEN 15716 23732 Mendis, Patrick Human environment and spatial relationships in agricultural production the case study of Sri Lanka and other tea producing countries New York Peter Lang 1992 1992 xvii,256p. 21cm American university studies. seriesXVI, economics Vol. 8 Economics Tea trade-Sri Lanka Labour productivity Production L 43784 43784 0 0 0 0 LEN MKDL MKDL LEN 2009-04-02 0 338.17372095493MEN 59513 2009-04-02 00:00:00 0.00 2016-10-31 L