1
by Pol, Louis G., Thomas, Richard K.
Published 1992
Springer US
Subjects: '; ...Population Economics...

2
by Pol, Louis G., Thomas, Richard K.
Published 2013
Springer Netherlands
Subjects: '; ...Population Economics...

3
by Pol, Louis G., Thomas, Richard K.
Published 2001
Springer Netherlands
Subjects: '; ...Population Economics...