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Problemele de irigatii si desecǎri ale cǐmpiei bǎrǎganulu

M.. BotzanC.. HaretN.. Petrescu

出版	Editura academiei republicii populare romine, 1959
URL	http://books.google.com.hk/books?id=ZLO3OAAACAAJ&hl=&source=gbs_api