Gaya APA
Van de Poll, E.H.. (1975).
Economic questions; The Netherlands .
:
Piarc.
Gaya Chicago
Van de Poll, E.H..
Economic questions; The Netherlands.
:
Piarc,
1975.
Computer Software.
Gaya MLA
Van de Poll, E.H..
Economic questions; The Netherlands.
:
Piarc,
1975.
Computer Software.
Gaya Turabian
Van de Poll, E.H..
Economic questions; The Netherlands.
:
Piarc,
1975.
Computer Software.