000 00501nam a2200169Ia 4500
082 _a304.80287
_bR724.MS
100 _aRogers, Andrei and Willekens, Frans
245 _aMigration and settlement; measurement and analysis
_b
260 _aAustria
_bIIASA
_c1978
300 _avii, 112p.
500 _a
690 _a
700 _aWillekens, Frans ; jt. auth.
964 _a
_b
_c
_d
_e
_f
_g
965 _a(International institute for applied systems analysis, Laxenburg, Austria, RR-78-13)
921 _a358
999 _c358
_d358