Hi guys..

I need some mapping guide-book.

I wanna to draw contour line beside computer.

Above all I know I must understand algorythm and method etc..

SO..

I need these books.

If any one who have it please give me a hand.

1. Applied Subsurface Geological Mapping with Structural Methods. 2nd edt.

2. Statistics and Data analysis in Geology. 3rd edt.

and anything ever your regard.

Thank you very much.