Gaya APA
Allal, M. (1977).
Manual on the planning of labour-intensive road construction .
:
ILO.
Gaya Chicago
Allal, M.
Manual on the planning of labour-intensive road construction.
:
ILO,
1977.
Text.
Gaya MLA
Allal, M.
Manual on the planning of labour-intensive road construction.
:
ILO,
1977.
Text.
Gaya Turabian
Allal, M.
Manual on the planning of labour-intensive road construction.
:
ILO,
1977.
Print.