APA (7. basım) Alıntı

Keinhorst, J. (2003). Environmental-policy co-operation with central and eastern Europe.

Chicago Style (17. basım) Atıf

Keinhorst, Jurgen. Environmental-policy Co-operation with Central and Eastern Europe. 2003.

MLA (9th ed.) Atıf

Keinhorst, Jurgen. Environmental-policy Co-operation with Central and Eastern Europe. 2003.

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