Gaya APA
Dunning, Thad. (2012).
Natural experiments in the social sciences: a design-based approach .
enk:
Cambridge University Press.
Gaya Chicago
Dunning, Thad.
Natural experiments in the social sciences: a design-based approach.
enk:
Cambridge University Press,
2012.
Buku.
Gaya MLA
Dunning, Thad.
Natural experiments in the social sciences: a design-based approach.
enk:
Cambridge University Press,
2012.
Buku.
Gaya Turabian
Dunning, Thad.
Natural experiments in the social sciences: a design-based approach.
enk:
Cambridge University Press,
2012.
Buku.