Introduction to demography /
Spiegelman, Mortimer
Introduction to demography / Mortimer Spiegelman. - Chicago : The Society of Actuaries, 1955. - xxi, 309 σ. ; 24 εκ.
Δημογραφία
HB881
Introduction to demography / Mortimer Spiegelman. - Chicago : The Society of Actuaries, 1955. - xxi, 309 σ. ; 24 εκ.
Δημογραφία
HB881