Παραπομπή APA

Soto, G. J. (2011). Country annual report from Costa Rica (2011) to the International Commission on the History of Geological Sciences (INHIGEO).

Παραπομπή Chicago Style

Soto, Gerardo J. Country Annual Report From Costa Rica (2011) to the International Commission On the History of Geological Sciences (INHIGEO). 2011.

Παραπομπή MLA

Soto, Gerardo J. Country Annual Report From Costa Rica (2011) to the International Commission On the History of Geological Sciences (INHIGEO). 2011.

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