TY  - BOOK
AU  - Dickson,W.L.
TI  - National mapping programmes:  : specification and Costs in developing countries
AV  - EAF QTO H31.E32 No.7 
PY  - 1969///
CY  -  Dar es Salaam
PB  -  University College of Dar es Salaam
KW  -  Map drawing
KW  -  Map making
KW  -  Costs
KW  -  Cartography
ER  -