Soto, G. J. (2011). Country annual report from Costa Rica (2011) to the International Commission on the History of Geological Sciences (INHIGEO).
استشهاد بنمط شيكاغوSoto, Gerardo J. Country Annual Report From Costa Rica (2011) to the International Commission On the History of Geological Sciences (INHIGEO). 2011.
MLA استشهادSoto, Gerardo J. Country Annual Report From Costa Rica (2011) to the International Commission On the History of Geological Sciences (INHIGEO). 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.