TY  - BOOK
AU  - Johnson,M.R.
AU  - Le Roux,F.G.
TI  - The geology of the Grahamstown area
T2  - Geological Survey of South Africa Explanation Sheet 1:250.000
SN  - 0-621-16032-6
PY  - 1994///
CY  - Pretoria
PB  - Council for Geoscience
ER  -