共 57 条
[2]
ACKERMAN EA, 1958, 53 U CHIC DEP GEOGR
[3]
[Anonymous], 2019, DIRECTIONS GEOGRAPHY
[4]
ARVILL R, 1967, MEN ENVIRONMENT
[5]
BALCHIN WGV, 1972, GEOGRAPHY, V57, P185
[6]
Barrows HH, 1923, ANN ASSOC AM GEOGR, V13, P1
[7]
BERRY BJL, 1973, DIRECTIONS GEOGRAPHY, P1
[8]
BIRCH JW, 1968, T I BRIT GEOGR, V44, P13
[10]
Broek J. O. M., 1932, SANTA CLARA VALLEY C