"pratt, d j. "
rangeland management and ecology in east africa: / d.j. pratt - 1 ed. - uk : hodder and stoughton 1977. - "ix, 310p.; 25 cm."
includes bibliography
0 340 19767 6
--
910. 133 096 76
rangeland management and ecology in east africa: / d.j. pratt - 1 ed. - uk : hodder and stoughton 1977. - "ix, 310p.; 25 cm."
includes bibliography
0 340 19767 6
--
910. 133 096 76