000 00483nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aQL669.R84
100 _aRugh, Roberts
245 4 _aThe frog: its reproduction and development
260 _aPhiladelphia
260 _bMcGraw-Hill
260 _c1951
300 _ax,336p.
300 _c24cm.
650 _aFrogs
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c23576
_d23576