TY  - GEN
TY  - GEN
T1  - Aggregate analysis : the problem of its informative value
T2  - Publications of the Institute of Sociology, University of Helsinki
A1  - Allardt, Erik, 1925-2020 kirjoittaja
LA  - eng
PP  - Hki,
YR  - 1969
UL  - https://kansalliskirjasto.finna.fi/Record/helka.9918089493506253
NO  - Repr. from Quantitative ecological analysis in the social sciences.
ER  -