共 23 条
[1]
AFZUL M, 1974, POPULATION PAKISTAN, P26
[2]
USE OF RULE OF 70 IN TEACHING ABOUT POPULATION
[J].
JOURNAL OF GEOGRAPHY,
1976, 75 (04)
:227-230
[3]
BALDWIN CS, 1977, ASIAN SURVEY, V17, P245
[4]
BROWN L, 1976, WORLD POPULATION TRE, P33
[5]
CHANDRASEKER S, 1972, INFANT MORTALITY POP, P35
[6]
DAVIS K, 1975, AUG WORKSH C POP FAM, P13
[7]
DUTT AK, 1974, FOCUS, V25, P8
[8]
*ED RES CTR, 1977, EM IND, P21
[9]
FAALAND J, 1976, BANGLADESH TEST CASE, P98
[10]
HARRISON P, 1976, GEOGRAPHICAL MAGAZIN, V48, P399