TY  - BOOK
AU  -  Harkin,D.A.
TI  -  The Rungwe volcanics at the Nothern end of Lake Nyasa / 
PY  - 1960///
CY  -  Dar es salaam: 
PB  -  Government Printer, 
KW  -  Geology
KW  -  Tanzania
KW  -  Petrology
N1  -  Includes bibliographical references
ER  -