000 00406nam a2200145Ia 4500
008 140208s9999 xx 000 0 und d
044 _aUnited Kingdom
080 _a581.2 SM61T
100 _aPakistan-Swiss Potato Development Project
245 _aTextbook of plant virus diseases
_cKenneth M. Smith
250 _a2nd ed.
260 _bJ & A Churchill
_aLondon
_c1957
300 _a22cm.
942 _2udc
_cGB
999 _c1037
_d1037