TY  - BOOK
AU  - Willock,Colin D.
TI  - Africa's rift valley
PY  - 1974///
CY  - Amsterdam
PB  - Time-Life Books
KW  - Natural history
KW  - Great Rift valley
KW  - Africa
KW  - Great Rift Valley
N1  - Includes bibliography and index; Open access
ER  -