TY  - BOOK
AU  - Siva Kumar,M.V.K.
TI  - Drought spells and drought frequencies in west Africa =: Durée et fréquence des périodes sèches en Afrique de l'Ouest 
SN  - 9290661828
AV  - QC929.D8.S5 1991 
PY  - 1991///
CY  - Patancheru, Andhra Pradesh, India
PB  - International Crops Research Institute for the Semi-arid Tropics
KW  - Droughts
KW  - Statistics
N1  - English and French; Chiefly statistical tables
ER  -