000 | 00313 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aDoidge, E.M. | |
245 | 1 | _aFurther citrus canker studies | |
260 |
_aPretoria _c1929 |
||
300 | _a1-31 p. | ||
942 |
_2udc _cB |
||
440 | _aUnion of South Africa Department of Agricultre. Bulletin No. 51 | ||
901 | _aS53173 | ||
999 |
_c111068 _d111068 |