00456nam a22001693 44500 144425 144425 20131002 frey50 rom RO Probleme de biologie Acad. Rep. Populare Romîne Bucureşti Ed. Acad. R.P. Romîne 1962 574 p. il. 2060 Biologie 57(082)=135.1 21695 Academia Republicii Populare Romîne BK 2 0 0 2015-03-11 437045 SC SC DEP SC15030626 10.00 PS SC_25143 57 P93 2016-04-12 0 BK 10.00 2015-03-11