Gaya APA
Ellis, C.I.. (1979).
Pavement engineering in developing countries .
:
TRRL.
Gaya Chicago
Ellis, C.I..
Pavement engineering in developing countries.
:
TRRL,
1979.
Chart.
Gaya MLA
Ellis, C.I..
Pavement engineering in developing countries.
:
TRRL,
1979.
Chart.
Gaya Turabian
Ellis, C.I..
Pavement engineering in developing countries.
:
TRRL,
1979.
Chart.