Gaya APA
Howell, J.H.. (1991).
Vegetation structures for stabilising highway slopes; a manual for Nepal .
:
Department of Roads.
Gaya Chicago
Howell, J.H..
Vegetation structures for stabilising highway slopes; a manual for Nepal.
:
Department of Roads,
1991.
Art Original.
Gaya MLA
Howell, J.H..
Vegetation structures for stabilising highway slopes; a manual for Nepal.
:
Department of Roads,
1991.
Art Original.
Gaya Turabian
Howell, J.H..
Vegetation structures for stabilising highway slopes; a manual for Nepal.
:
Department of Roads,
1991.
Art Original.