共 7 条
[1]
ALLAN NJR, 1984, GEOGRAPHY, V69, P261
[2]
ALLAN NJR, 1986, REV GEOGRAPHIE ALPIN, P74
[3]
ALLAN NJR, 1984, BEEITRAEGE VERGLEICH, P193
[4]
ATKINSON REW, 1979, PAK74018 UNDPFAO
[5]
COBB E, 1951, J ROYAL ASIAN SOC, V38, P33
[6]
JONES W, 1985, LIVESTOCK CENSUS AFG
[7]
RAHMAN A, 1985, STATEMENT SHOWING LA