Gaya APA
Jones, TE. (1986).
A study of the cost-effectiveness of grading unpaved roads in developing countries .
:
TRRL.
Gaya Chicago
Jones, TE.
A study of the cost-effectiveness of grading unpaved roads in developing countries.
:
TRRL,
1986.
Chart.
Gaya MLA
Jones, TE.
A study of the cost-effectiveness of grading unpaved roads in developing countries.
:
TRRL,
1986.
Chart.
Gaya Turabian
Jones, TE.
A study of the cost-effectiveness of grading unpaved roads in developing countries.
:
TRRL,
1986.
Chart.